{"id":10369,"date":"2026-05-27T03:02:18","date_gmt":"2026-05-27T03:02:18","guid":{"rendered":"https:\/\/fsxchemical.com\/?p=10369"},"modified":"2026-08-08T03:04:46","modified_gmt":"2026-08-08T03:04:46","slug":"hv-mv-lv-sodium-alginate-grades","status":"publish","type":"post","link":"https:\/\/fsxchemical.com\/ar\/blog\/hv-mv-lv-sodium-alginate-grades\/","title":{"rendered":"Understanding the Difference Between HV, MV, and LV Sodium Alginate Grades"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-b55f2d0c\">Buyers sourcing sodium alginate for textile printing frequently encounter three abbreviations: HV, MV and LV. They normally mean High Viscosity, Medium Viscosity and Low Viscosity sodium alginate.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3ecd7431\">At first glance, the difference appears simple: HV is thicker, MV is in the middle and LV is thinner. In practical textile printing, however, grade selection is more complicated.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4e09e60d\">The terms HV, MV and LV are relative commercial classifications rather than one universal international viscosity specification. A product described as HV by one supplier may not have the same viscosity as another supplier&#8217;s HV grade if the concentration, temperature, instrument or classification range is different.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f74e5dbc\">More importantly, viscosity grade alone does not determine print definition, screen passage, dye transfer, wash-off or total cost in use. The selected sodium alginate must be evaluated as part of the complete reactive printing system.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-f2b7afb0\">What Do HV, MV, and LV Mean?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-968120b6\">In sodium alginate terminology, HV normally refers to High Viscosity, MV to Medium Viscosity and LV to Low Viscosity.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b8e3ae89\">The classification describes the relative viscosity produced by a sodium alginate grade under a specified test condition. It should not be interpreted as a direct quality ranking.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-889c0586\">HV does not mean high quality<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5af03f74\">HV means that the product develops relatively high viscosity under the supplier&#8217;s specified test method. It does not automatically mean higher purity, better filtration or better printing performance.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-c1ef4b8f\">MV does not automatically mean general purpose<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ebcc00b3\">Medium viscosity may provide a useful balance for many formulations, but the correct grade still depends on the customer&#8217;s paste concentration, machine, fabric and design.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ff3cb5a2\">LV does not mean inferior quality<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-89f25fc1\">Low-viscosity sodium alginate is intentionally produced for formulations requiring a different relationship between polymer concentration, solids and flow behavior.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fa80ef30\">Therefore, HV, MV and LV should be treated as formulation options rather than quality levels.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-5496e934\">There Is No Universal HV, MV, or LV Viscosity Range<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e025f29f\">One of the most important points for buyers is that HV, MV and LV are not universal viscosity specifications.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0d46756a\">Different sodium alginate manufacturers may use different viscosity ranges for the same grade description. They may also use different concentrations, instruments, temperatures or rotational speeds.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ada1f1f8\">A supplier&#8217;s HV may resemble another supplier&#8217;s MV<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a53b6474\">This can occur when the two companies define their internal grade ranges differently.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-226ed158\">The test method must accompany the grade<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6325c310\">A useful viscosity specification should identify the test concentration, preparation method, temperature, instrument, spindle or rotor, speed, reading procedure and unit.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-40b3696c\">Do not purchase from the abbreviation alone<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1d37c0d5\">A quotation stating only \u201cHV sodium alginate\u201d does not provide enough information for technical comparison.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-026a28ae\">Request the permanent product code and current TDS before treating two grades as equivalents.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-e6cb556d\">Why Test Concentration Changes the Meaning of Viscosity<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c495fe79\">Polymer-solution viscosity is strongly dependent on concentration. Increasing the amount of sodium alginate in water can increase viscosity substantially.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-84495e31\">This means that a viscosity value is incomplete when the test concentration is missing.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-7875d561\">Example of an invalid comparison<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-30b17793\">If Supplier A reports viscosity at one concentration while Supplier B reports viscosity at another concentration, the two numerical values should not be compared directly.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-b3546170\">Commercial dosage and test concentration are different concepts<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cf600bff\">The concentration used for supplier QC does not necessarily represent the final dosage used in a printing mill.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-66e3aa33\">Always reproduce the same preparation basis<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-08888804\">When comparing candidates, prepare the samples using the same concentration calculation, water, temperature and hydration method.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-cdbe7675\">HV Sodium Alginate: What It Really Means<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4e067506\">HV sodium alginate develops relatively high viscosity compared with lower viscosity grades when tested under the same defined conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e31a4460\">Potential formulation advantage<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e95fce9f\">A high-viscosity grade may require a lower polymer concentration than a lower-viscosity grade to reach a selected routine viscosity target.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-788a514d\">Potential limitation<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-15e5f7dc\">High viscosity should not be confused with ideal rheology. If the complete paste becomes excessively structured, pumping, screen passage, leveling or transfer may become more difficult.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ffd0e700\">HV may be useful when<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A relatively high thickening efficiency is required<\/li>\n\n\n\n<li>The target paste body can be achieved at an acceptable dosage<\/li>\n\n\n\n<li>Screen passage remains suitable<\/li>\n\n\n\n<li>The complete reactive formulation remains stable<\/li>\n\n\n\n<li>The printed design shows acceptable definition and coverage<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f774c02e\">HV should therefore be selected because its complete performance matches the process, not because \u201chigh\u201d appears better than \u201cmedium\u201d or \u201clow.\u201d<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c4128c30\">MV Sodium Alginate: What It Really Means<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0956233d\">MV sodium alginate occupies the supplier&#8217;s medium-viscosity category under the specified test method.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-060ec52b\">In some production systems, an MV grade may provide a convenient balance between polymer concentration, preparation, screen passage and printing rheology. This should still be demonstrated experimentally.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-bec69cfb\">Why buyers often begin with MV<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5e5aee61\">When there is insufficient information about the current product, a medium-viscosity candidate can sometimes serve as a practical laboratory reference point before moving higher or lower.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-509bb2e2\">MV is not automatically the safest choice<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9232a1c0\">A customer&#8217;s existing thickener may require a substantially different viscosity efficiency or concentration structure. Matching only the MV label can therefore produce an incorrect substitution.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6e63ab1b\">Evaluate the complete paste<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-754f8abb\">The correct MV candidate should be tested with actual reactive dyes, alkali, salts, humectants and the production fabric.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-a693b278\">LV Sodium Alginate: What It Really Means<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2368fc74\">LV sodium alginate produces relatively lower viscosity at the supplier&#8217;s defined test concentration.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4de55f2d\">Lower viscosity does not mean that the product is diluted, impure or lower quality. It may represent a deliberately selected molecular and formulation profile.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-10c03ac1\">Why a formulator may evaluate LV<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5b2b9c30\">A lower-viscosity polymer can allow the formulator to use a different polymer-solids level while maintaining workable paste viscosity.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-96ebdf0d\">Higher concentration is not automatically required<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dbdfbc56\">Actual dosage depends on the required rheology, fabric, machine and complete formulation. The final level should be determined experimentally rather than calculated only from the LV label.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5c214ef9\">LV still requires filtration and application testing<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a7452081\">Lower solution viscosity does not guarantee better filtration, faster printing or better screen passage. These characteristics should be tested independently.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-df558c30\">HV vs MV vs LV: Quick Comparison<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Factor<\/th><th>HV<\/th><th>MV<\/th><th>LV<\/th><\/tr><\/thead><tbody><tr><td>Meaning<\/td><td>\u0644\u0632\u0648\u062c\u0629 \u0639\u0627\u0644\u064a\u0629<\/td><td>\u0644\u0632\u0648\u062c\u0629 \u0645\u062a\u0648\u0633\u0637\u0629<\/td><td>\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0644\u0632\u0648\u062c\u0629<\/td><\/tr><tr><td>Relative viscosity at equal test conditions<\/td><td>Higher<\/td><td>Intermediate<\/td><td>Lower<\/td><\/tr><tr><td>Potential concentration to reach one target viscosity<\/td><td>May be lower<\/td><td>Intermediate<\/td><td>May be higher<\/td><\/tr><tr><td>Printing quality<\/td><td>Must be tested<\/td><td>Must be tested<\/td><td>Must be tested<\/td><\/tr><tr><td>Screen passage<\/td><td>Depends on formula and rheology<\/td><td>Depends on formula and rheology<\/td><td>Depends on formula and rheology<\/td><\/tr><tr><td>Filtration<\/td><td>Independent verification required<\/td><td>Independent verification required<\/td><td>Independent verification required<\/td><\/tr><tr><td>Best application<\/td><td>Application-specific<\/td><td>Application-specific<\/td><td>Application-specific<\/td><\/tr><tr><td>Most common purchasing mistake<\/td><td>Assuming higher means better<\/td><td>Assuming medium means universal<\/td><td>Assuming lower means inferior<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-32831206\">The table describes relative differences only. Exact viscosity specifications should always come from the individual supplier&#8217;s TDS.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-10bd4d55\">Does Higher Viscosity Mean Better Printing?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-633e9cfd\">No. Higher sodium alginate viscosity does not automatically produce better reactive textile printing.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5daa429c\">If the paste is too fluid<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f5c167df\">Excessive spreading or penetration may occur under certain fabric and application conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9c980b56\">If the paste is too structured<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ac7c32ce\">Screen passage, paste transfer and solid-area leveling may become difficult.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6dd4e81e\">The optimum is a working window<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-add01bbf\">The objective is to establish enough structure to control the design while maintaining suitable flow through the printing equipment.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9dcde3f2\">Finished fabric is the final test<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6d6337ff\">Grade selection should consider definition, penetration, color response, wash-off and handle after the complete printing process.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-27d921bb\">How Grade Affects Sodium Alginate Dosage<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-94da64c4\">HV, MV and LV grades can require different concentrations to achieve a comparable routine viscosity.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-60d19e78\">However, the lowest dosage is not automatically the most economical or technically suitable choice.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-70cea884\">Compare effective dosage<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a45b3b4d\">Optimize each candidate to the concentration required for acceptable printing rather than comparing all products at one arbitrary dosage.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-8d72de3c\">Compare total paste composition<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2f98ba77\">Changing sodium alginate concentration changes the polymer-solids content of the stock paste and may influence water retention, transfer and wash-off.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6f2a4c79\">Compare cost per acceptable printed metre<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-186fdba1\">Include sodium alginate dosage, preparation, filtration, machine behavior, waste and final fabric quality.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-5e912a66\">Viscosity vs Rheology<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2b7c4a4d\">Viscosity is one part of paste behavior. Rheology describes how the paste responds when shear and time change during production.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-4eea0c0c\">In the storage tank<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3a36b082\">The paste experiences relatively low shear and should remain sufficiently uniform.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9fb30393\">During pumping<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cf76fe97\">Higher shear is introduced and the paste must move through pipelines without excessive resistance.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5c21062c\">During screen passage<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d004272d\">The paste experiences significant mechanical force and needs suitable flow behavior.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ad6651f3\">After reaching the fabric<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f6c38d6a\">The paste should recover enough structure to help maintain the intended design.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-b08ada5e\">Why this matters when comparing HV, MV and LV<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-13e3f8cf\">Two grades adjusted to the same single-point viscosity can still have different shear-thinning and recovery behavior.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-89ba49bb\">How HV, MV, and LV Affect Screen Passage<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9ce74ea9\">Screen passage depends on much more than the HV, MV or LV designation.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-df5bc5a9\">Important variables include<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Final paste viscosity<\/li>\n\n\n\n<li>Shear-thinning behavior<\/li>\n\n\n\n<li>Polymer concentration<\/li>\n\n\n\n<li>Hydration quality<\/li>\n\n\n\n<li>Filtration residue<\/li>\n\n\n\n<li>Screen opening<\/li>\n\n\n\n<li>Squeegee or machine pressure<\/li>\n\n\n\n<li>Printing speed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cb28375e\">An HV grade used at a suitable concentration may pass a screen efficiently, while an incorrectly prepared LV grade can still create filtration or transfer problems.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c984ad21\">Grade labels should therefore never be used as substitutes for an actual screen-passage trial.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-11b17198\">How Grade Can Influence Print Definition and Penetration<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d63073ef\">Sodium alginate helps control where the reactive color paste moves after it reaches the textile.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ee08f93b\">Fine-line definition<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5bed106c\">The paste must provide enough post-shear structure to limit unwanted lateral spreading.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-96e13aee\">Solid-area coverage<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-33052cda\">The paste must also level and transfer sufficiently to produce uniform larger printed areas.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-12ebb3f8\">Penetration<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-14de9f0e\">Excessively deep penetration may reduce surface appearance, while insufficient penetration may be undesirable for some fabric or design requirements.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-4a41e285\">The grade is only one variable<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0c9bf1e8\">Fabric absorbency, paste pickup, screen pressure, dye concentration and drying conditions also influence definition and penetration.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-d8959f35\">Flat-Screen vs Rotary-Screen Considerations<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5e4b9703\">Printing equipment changes the mechanical conditions experienced by the sodium alginate paste.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-354b87d7\">Flat-screen printing<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-164a038a\">Evaluate squeegee transfer, screen release, fine-line definition, solid-area coverage and penetration using the actual production screen.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3e44dd1e\">Rotary-screen printing<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-75591015\">Evaluate pumping, continuous circulation, screen passage, repeated shear and consistency over a longer production period.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-bf4a6bd6\">High-speed production<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f6b6bb7b\">Production speed changes shear and contact time. Do not assume that moving automatically from HV to MV or LV will solve a speed-related problem.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1dad37c7\">Match rheology to the machine<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e66e0f76\">The preferred grade is the one that maintains reliable transfer and finished-fabric quality under the intended equipment conditions.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-f199b518\">Fabric and Design Considerations<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a7e4a952\">The same sodium alginate grade can behave differently on different fabrics.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e6374195\">Highly absorbent fabric<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f12e457b\">Rapid liquid movement into the textile can increase penetration and affect edge definition.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-d576b051\">Dense woven fabric<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dae59514\">More paste may remain near the surface, increasing the importance of leveling and transfer.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-751da741\">Lightweight or open fabric<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-19e94358\">Excessive strike-through can become more visible and may require adjustment of rheology, pickup or machine pressure.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ec346b8c\">Fine designs<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3d3a37f4\">Small text and narrow lines make spreading and filter residue easier to detect.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1d6f439a\">Large dark solids<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-22f3467a\">Black, navy and other heavy shades can expose poor transfer or leveling that may not appear in a small light-color test.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c184a297\">Reactive Dye and Chemical Compatibility<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f381ec32\">Sodium alginate grade selection should be confirmed in the complete reactive printing paste.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-edead101\">Reactive dyes<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-efeacea8\">Test representative dyes and shade depths rather than one low-load laboratory color.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-17dc5e6b\">Alkali<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-79c09bd6\">Measure viscosity and paste condition after the actual alkaline system is introduced.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-be891ce4\">Salts and electrolytes<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fae75ea3\">Ionic components can influence apparent viscosity and polymer behavior.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-305f11cf\">Humectants and other auxiliaries<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dec26f3d\">These can influence moisture management, drying and fixation as well as the physical characteristics of the paste.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6f63e9e1\">Do not approve the grade in water alone<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c45d24d2\">Clean-water testing is useful for basic QC, but it cannot demonstrate complete reactive-paste performance.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0927287a\">Hydration, Filtration and Paste Preparation<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-47d28754\">Differences attributed to HV, MV or LV may actually be caused by preparation.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-2973f6da\">Standardize powder addition<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3ed65bd6\">Add sodium alginate gradually into suitable water circulation to minimize lumps and incomplete wetting.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-eceb54e3\">Standardize hydration time<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f194d939\">Measure reference and candidate products only after the defined hydration period.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5a09f6e1\">Control temperature<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d2b33634\">Compare samples at the same measurement temperature.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5a2ab703\">Test filtration separately<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-740d70fd\">HV, MV and LV do not directly define filtration quality. Use an agreed filter method and inspect retained material.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e36fdfff\">Test the complete color paste<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-863e13a6\">Repeat viscosity and filtration after the critical printing chemicals are added.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-5dad7601\">How to Compare Grades from Different Suppliers<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-14f2ffc1\">When changing sodium alginate suppliers, do not ask only for the same HV, MV or LV label.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-2be84d74\">Request the full TDS<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-eb90de41\">Compare viscosity specifications together with concentration and test conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-fdf19062\">Exchange the customer&#8217;s viscosity method<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d9471fdf\">Providing the existing method allows the new supplier to evaluate a candidate under more relevant conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3e2f8f3d\">Provide a current sample<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5861c40c\">A physical reference can be more useful than an HV or MV description alone.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-0b7a6145\">Compare equal concentration first<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dc18ee95\">This establishes a baseline for viscosity efficiency, hydration, filtration and rheology.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-26dd3361\">Then optimize each candidate<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6d4ba121\">Once the behavior is understood, adjust the candidate concentration to determine its practical formulation window.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-d4977ba2\">Compare finished fabric last<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-14f95f63\">A technically meaningful supplier comparison ends with printing, fixation, washing and fabric evaluation.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-bd9cac93\">Why Two HV Grades Can Perform Differently<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a595d3ea\">Two suppliers can both label a product HV while the products behave very differently in the printing mill.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-fd8ee4ff\">Different viscosity specifications<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ab0b9332\">Their internal HV ranges may not be identical.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3d055e26\">Different test methods<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f43dd263\">Concentration, temperature, spindle and speed can change the reported viscosity.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-cee9dbd1\">Different rheology<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7d05b17e\">Equal single-point viscosity does not prove equal shear-thinning or recovery behavior.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1009e3c0\">Different particle profiles<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-46648926\">Powder wetting and hydration may differ even when the final viscosity is similar.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3c9d452f\">Different filtration behavior<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6c6130e2\">Insolubles, gels and incomplete hydration can influence machine performance independently of viscosity.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-04262d0d\">Different chemical response<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-036786c4\">The two products may respond differently when reactive dyes, salts and alkalis are introduced.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-9e63738d\">Recommended Laboratory Comparison<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-4305980d\">Step 1: Select the current reference<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-49223a91\">Use a representative sample of the sodium alginate currently approved in production.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-cc500ebf\">Step 2: Record the complete viscosity method<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2b42cee6\">Document concentration, preparation, hydration, temperature, instrument, spindle, speed and reading conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-a0baf5db\">Step 3: Prepare reference and candidate together<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-62fe9081\">Use identical water, containers and mixing conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-979fd3f7\">Step 4: Compare basic properties<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hydration<\/li>\n\n\n\n<li>\u0627\u0644\u0644\u0632\u0648\u062c\u0629<\/li>\n\n\n\n<li>Multi-speed behavior where available<\/li>\n\n\n\n<li>Filtration<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0638\u0647\u0631<\/li>\n\n\n\n<li>Foam<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6b43ec09\">Step 5: Prepare the complete reactive paste<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f2a46e73\">Use the same dye, alkali, salt, humectant and addition sequence.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-877445ca\">Step 6: Test holding stability<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-923d9c6d\">Compare viscosity, pH, appearance and filtration after the normal production holding period.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-956b97e9\">Step 7: Print the same fabric<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9429996d\">Include fine lines, small details and large solid areas in the test.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3b271f9c\">Step 8: Complete fixation and wash-off<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c9dc9243\">Use identical conditions for all candidates.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-827598f6\">Step 9: Optimize concentration<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bea41dd8\">After baseline comparison, adjust candidate concentration carefully to find the best operating window.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1c0db496\">Step 10: Complete a limited production trial<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c2c0061a\">Confirm performance under actual tank, pumping, screen and production conditions.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-85252f14\">Common Grade-Selection Mistakes<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3ab85e8c\">Assuming HV means premium quality<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-82fd73fb\">Viscosity classification is not a general quality ranking.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-12a85485\">Ordering \u201cthe same HV\u201d from another supplier<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c46c843e\">Supplier classifications can differ, so the current TDS and viscosity method should be compared.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-44e2adb0\">Ignoring test concentration<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-534245ec\">A viscosity number without concentration cannot be interpreted properly.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5fb82da1\">Choosing the highest viscosity to improve sharpness<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0109760d\">Excessive paste structure can reduce transfer and create broken details.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-aed5578a\">Assuming LV is automatically suitable for high-speed machines<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-74a4bfff\">Machine performance depends on final rheology, dosage, screen, filtration and formulation rather than the LV label alone.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-48930d57\">Changing grades weight for weight<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a0740717\">HV, MV and LV may require different optimized concentrations.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6232b2b6\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0639\u062c\u0648\u0646 \u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0623\u0635\u0644\u064a \u0641\u0642\u0637<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fc5e04ff\">Final selection requires complete reactive paste and fabric evaluation.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c7f67493\">Troubleshooting the Wrong Viscosity Grade<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u0645\u0644\u0627\u062d\u0638\u0629<\/th><th>Possible Grade-Related Cause<\/th><th>Other Factors to Check<\/th><\/tr><\/thead><tbody><tr><td>Paste is difficult to pump<\/td><td>Excessive viscosity or unsuitable rheology<\/td><td>Temperature, dosage, pump and hydration<\/td><\/tr><tr><td>Poor screen passage<\/td><td>Paste structure too high for the application<\/td><td>Filtration, screen condition and pressure<\/td><\/tr><tr><td>Fine lines spread<\/td><td>Insufficient post-shear structure<\/td><td>Fabric absorbency, pickup and drying<\/td><\/tr><tr><td>Fine lines break<\/td><td>Excessive structure or poor flow under shear<\/td><td>Residue, screen opening and application pressure<\/td><\/tr><tr><td>Solid areas are uneven<\/td><td>Unsuitable leveling or transfer<\/td><td>Foam, screen and fabric variation<\/td><\/tr><tr><td>Excessive penetration<\/td><td>Insufficient paste structure<\/td><td>Fabric construction, pressure and pickup<\/td><\/tr><tr><td>High dosage is required<\/td><td>Candidate may have insufficient viscosity efficiency<\/td><td>Test method and target rheology<\/td><\/tr><tr><td>Correct viscosity but poor printing<\/td><td>Wrong rheological profile despite correct single-point value<\/td><td>Formula, fabric, machine and fixation<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-3e02c70e\">How to Choose Between HV, MV, and LV<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e12f913d\">A reliable selection process begins with the printing requirement rather than the grade abbreviation.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-b4729a1b\">Choose based on the current benchmark<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a6583892\">If the existing sodium alginate works well, match its actual viscosity method and application behavior first.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-79fe3107\">Choose based on the desired concentration structure<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1452658a\">Determine whether the formulation requires high thickening efficiency or a different polymer-solids balance.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3db757c0\">Choose based on the machine<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-acc998a0\">Evaluate pumping, circulation and screen passage under the intended production conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6955b8f8\">Choose based on fabric and design<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bff23822\">Fine-line printing, large solid areas, lightweight fabrics and dense constructions may require different rheological balance.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-fecb8d79\">Choose based on the complete reactive paste<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5b892146\">Confirm chemical compatibility and holding stability after all important components have been introduced.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-c80d15ee\">Choose based on finished fabric<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-72c7aaaa\">The final decision should consider print definition, penetration, color response, wash-off, handle and relevant quality requirements.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-22715644\">Information to Send for Grade Matching<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f19a7d5a\">Providing detailed information allows a sodium alginate supplier to recommend a more relevant HV, MV or LV candidate.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-59c0d225\">Current product information<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Supplier and commercial grade<\/li>\n\n\n\n<li>HV, MV or LV designation if available<\/li>\n\n\n\n<li>Current TDS or COA<\/li>\n\n\n\n<li>Physical sample if available<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-7ec9e7f3\">Viscosity information<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0631\u0643\u064a\u0632 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/li>\n\n\n\n<li>Current viscosity result<\/li>\n\n\n\n<li>Water source<\/li>\n\n\n\n<li>\u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u062a\u0631\u0637\u064a\u0628<\/li>\n\n\n\n<li>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0642\u064a\u0627\u0633<\/li>\n\n\n\n<li>Viscometer<\/li>\n\n\n\n<li>Spindle or rotor<\/li>\n\n\n\n<li>Rotational speed<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3b0be95d\">Printing information<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reactive dye system<\/li>\n\n\n\n<li>Current sodium alginate dosage<\/li>\n\n\n\n<li>Complete paste formulation where possible<\/li>\n\n\n\n<li>Flat-screen or rotary-screen equipment<\/li>\n\n\n\n<li>Production speed<\/li>\n\n\n\n<li>Normal paste holding time<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-b82cfbe8\">Fabric information<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fibre composition<\/li>\n\n\n\n<li>Fabric weight<\/li>\n\n\n\n<li>Woven or knitted construction<\/li>\n\n\n\n<li>Absorbency<\/li>\n\n\n\n<li>Representative fabric sample where possible<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-dd7e5c12\">Current problem or target<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Improve screen passage<\/li>\n\n\n\n<li>Improve fine-line definition<\/li>\n\n\n\n<li>Reduce excessive penetration<\/li>\n\n\n\n<li>Improve solid-area leveling<\/li>\n\n\n\n<li>Improve filtration<\/li>\n\n\n\n<li>Improve holding stability<\/li>\n\n\n\n<li>Optimize dosage or total cost in use<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-425ebd0c\">How FSX Chemical Supports Sodium Alginate Selection<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2d095d00\">FSX Chemical supplies textile-grade sodium alginate and related thickener routes for printing mills, formulation companies, distributors and importers.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c21469dc\">Buyers can review the <a href=\"https:\/\/fsxchemical.com\/ar\/product\/%d8%a3%d9%84%d8%ac%d9%8a%d9%86%d8%a7%d8%aa-%d8%a7%d9%84%d8%b5%d9%88%d8%af%d9%8a%d9%88%d9%85\/\">FSX Chemical Sodium Alginate<\/a> product route or submit an existing product for comparison.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-266c0505\">Grade matching should be based on the customer&#8217;s actual viscosity method, printing paste, fabric and equipment rather than simply matching an HV, MV or LV label.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-2b9ceb9e\">Technical review may include<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Review of the existing sodium alginate TDS<\/li>\n\n\n\n<li>Review of a physical reference sample<\/li>\n\n\n\n<li>Alignment of viscosity test methods<\/li>\n\n\n\n<li>Selection of a candidate viscosity grade<\/li>\n\n\n\n<li>Comparison of hydration and filtration<\/li>\n\n\n\n<li>Provision of relevant TDS and SDS information<\/li>\n\n\n\n<li>Representative sample support<\/li>\n\n\n\n<li>Guidance for side-by-side laboratory testing<\/li>\n\n\n\n<li>Review of printing and finished-fabric feedback<\/li>\n\n\n\n<li>First commercial batch verification planning<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-17a84334\">Buyers can begin through <a href=\"https:\/\/fsxchemical.com\/ar\/%d8%a7%d9%84%d8%ae%d8%af%d9%85%d8%a9\/%d9%85%d8%b7%d8%a7%d8%a8%d9%82%d8%a9-%d8%a7%d9%84%d8%b9%d9%8a%d9%86%d8%a7%d8%aa\/\">FSX Chemical Samples &amp; Matching <\/a>\ud83d\udce7\u00a0<strong>\u0627\u0644\u0628\u0631\u064a\u062f \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a<a href=\"https:\/\/fsxchemical.com\/ar\/%d8%a7%d8%aa%d8%b5%d9%84-%d8%a8%d9%86%d8%a7\/\">: Service@fsxchemical.com<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7aee5964\">A recommended HV, MV or LV grade remains a candidate for controlled evaluation. Final suitability depends on the complete formulation, equipment, fabric, fixation and wash-off process.<\/p>","protected":false},"excerpt":{"rendered":"<p>HV, MV and LV sodium alginate grades describe relative viscosity categories, but the labels are not universal specifications. This guide explains how to compare grades by concentration, test method, rheology, dosage, filtration and actual textile printing performance.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_titles_title":"Understanding the Difference Between HV, MV, and LV Sodium Alginate Grades","_seopress_titles_desc":"Understand HV, MV and LV sodium alginate grades, how viscosity is measured, and how to select the right grade for textile printing applications.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[1389,1391,1390,1115,87,1117,1369,1118],"class_list":["post-10369","post","type-post","status-publish","format-standard","hentry","category-technical-guides","tag-hv-sodium-alginate","tag-lv-sodium-alginate","tag-mv-sodium-alginate","tag-reactive-printing","tag-sodium-alginate","tag-textile-chemicals","tag-textile-thickener","tag-viscosity-grade"],"acf":[],"_links":{"self":[{"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/posts\/10369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/comments?post=10369"}],"version-history":[{"count":2,"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/posts\/10369\/revisions"}],"predecessor-version":[{"id":10372,"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/posts\/10369\/revisions\/10372"}],"wp:attachment":[{"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/media?parent=10369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/categories?post=10369"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fsxchemical.com\/ar\/wp-json\/wp\/v2\/tags?post=10369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}