{"id":4364,"date":"2024-03-06T16:49:55","date_gmt":"2024-03-06T08:49:55","guid":{"rendered":"https:\/\/www.green-mountainchem.com\/?p=4364"},"modified":"2024-03-29T11:56:59","modified_gmt":"2024-03-29T03:56:59","slug":"glda","status":"publish","type":"post","link":"https:\/\/www.green-mountainchem.com\/vi\/glda\/","title":{"rendered":"GLDA"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>CAS No.: 51981-21-6<\/strong><br><strong>EC No.: <\/strong>257-573-7<strong><br>Chemical formula:<\/strong> C<sub>9<\/sub>H<sub>9<\/sub>NNa<sub>4<\/sub>O<sub>8<\/sub> ;<br><strong>INCI name:<\/strong> Tetrasodium glutamate diacetate;<br><strong>Chemical Name:<br><\/strong>Glutamic acid N,N-diacetic acid tetrasodium salt;<br>L-Glutamic acid, N,N-bis(carboxymethyl)-, sodium salt (1:4);<br>Tetrasodium N,N-bis(carboxylatomethyl)-L-glutamate;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Other <a href=\"https:\/\/www.green-mountainchem.com\/chelating-agents\/#green\">Green Chelating Agents<\/a>:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-buttons is-horizontal is-content-justification-left is-layout-flex wp-container-core-buttons-is-layout-b1c2d9c5 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-font-size\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.455), 18px);\"><a class=\"wp-block-button__link has-vivid-cyan-blue-background-color has-background wp-element-button\" href=\"https:\/\/www.green-mountainchem.com\/mgda\/\" style=\"border-radius:50px;padding-top:5px;padding-right:7px;padding-bottom:5px;padding-left:7px\"><strong>MGDA<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-font-size\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.455), 18px);\"><a class=\"wp-block-button__link has-vivid-cyan-blue-background-color has-background wp-element-button\" href=\"https:\/\/www.green-mountainchem.com\/asda\/\" style=\"border-radius:50px;padding-top:5px;padding-right:7px;padding-bottom:5px;padding-left:7px\"><strong>ASDA<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-font-size\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.455), 18px);\"><a class=\"wp-block-button__link has-vivid-cyan-blue-background-color has-background wp-element-button\" href=\"https:\/\/www.green-mountainchem.com\/ids\/\" style=\"border-radius:50px;padding-top:5px;padding-right:7px;padding-bottom:5px;padding-left:7px\"><strong>IDS<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-font-size\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.455), 18px);\"><a class=\"wp-block-button__link has-vivid-cyan-blue-background-color has-background wp-element-button\" href=\"https:\/\/www.green-mountainchem.com\/edds\/\" style=\"border-radius:50px;padding-top:5px;padding-right:7px;padding-bottom:5px;padding-left:7px\"><strong>EDDS<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-font-size\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.455), 18px);\"><a class=\"wp-block-button__link has-vivid-cyan-blue-background-color has-background wp-element-button\" href=\"https:\/\/www.green-mountainchem.com\/pasp\/\" style=\"border-radius:50px;padding-top:5px;padding-right:7px;padding-bottom:5px;padding-left:7px\"><strong>PASP<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">GLDA l\u00e0 m\u1ed9t ch\u1ea5t chelating c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y sinh h\u1ecdc, kh\u00f4ng ch\u1ee9a ph\u1ed1t pho, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng.<br>Chelating \u0111\u1ea1i l\u00fd c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ea1i l\u00fd ph\u1ee9c t\u1ea1p.<br>Nguy\u00ean li\u1ec7u CH\u00cdNH C\u1ee6A GLDA l\u00e0 B\u1ed8T NG\u1eccT (b\u1ed9t ng\u1ecdt), c\u00f3 ngu\u1ed3n g\u1ed1c t\u1ef1 nhi\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ednh n\u0103ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea1o th\u00e0nh c\u00e1c ph\u1ee9c ch\u1ea5t h\u00f2a tan trong n\u01b0\u1edbc v\u1edbi c\u00e1c ion kim lo\u1ea1i kh\u00e1c nhau trong ph\u1ea1m vi pH r\u1ed9ng, \u0111\u1ed9 h\u00f2a tan cao trong c\u00e1c dung d\u1ecbch axit v\u00e0 ki\u1ec1m.<br>Kh\u00f4ng gi\u1ed1ng nh\u01b0 nhi\u1ec1u axit aminopolycarboxylic kh\u00f4ng \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng axit, GLDA c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng axit v\u00e0 ion s\u1eaft chelate.<br>TRONG \u0111i\u1ec1u ki\u1ec7n ki\u1ec1m, GLDA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u01b0 m\u1ed9t axit aminopolycarboxylic v\u00e0 c\u0169ng c\u00f3 th\u1ec3 chelate canxi v\u00e0 c\u00e1c ion kim lo\u1ea1i kh\u00e1c.<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao l\u00e2u d\u00e0i c\u0169ng c\u00f3 th\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh.<\/li>\n\n\n\n<li>N\u00f3 c\u00f3 t\u00e1c d\u1ee5ng kh\u1eed tr\u00f9ng v\u00e0 kh\u1eed tr\u00f9ng hi\u1ec7u qu\u1ea3, ng\u0103n ch\u1eb7n c\u00e1c c\u00f4ng th\u1ee9c ho\u1eb7c qu\u00e1 tr\u00ecnh ch\u1ea5t l\u1ecfng t\u1eeb s\u1ef1 \u0111\u1ed5i m\u00e0u v\u00e0 m\u00f9i. Ch\u1ee9a ch\u1ea5t chelating axit amin, d\u1ec5 k\u1ebft h\u1ee3p v\u1edbi th\u00e0nh t\u1ebf b\u00e0o, ti\u00eau di\u1ec7t vi khu\u1ea9n, c\u1ea3i thi\u1ec7n t\u00e1c d\u1ee5ng c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng thu\u1ed1c di\u1ec7t khu\u1ea9n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.green-mountainchem.com\/chelating-agents\/#traditional\">Traditonal Chelating Agents<\/a>:<\/strong><br>Aminopolycarboxylates: <strong><a href=\"https:\/\/www.green-mountainchem.com\/edta\/\">EDTA<\/a>, <a href=\"https:\/\/www.green-mountainchem.com\/edta-edta-na\/\">EDTA-Na<\/a>, <a href=\"https:\/\/www.green-mountainchem.com\/dtpa-dtpa-5na\/\">DTPA &amp; DTPA-5Na<\/a><\/strong><br>Polyphosphonates: <strong><a href=\"https:\/\/www.green-mountainchem.com\/hedp\/\">HEDP<\/a>, <a href=\"https:\/\/www.green-mountainchem.com\/dtpmp\/\">DTPMP<\/a><\/strong>, <strong><a href=\"https:\/\/www.green-mountainchem.com\/atmp\/\">ATMP<\/a><\/strong><\/p>\n\n\n\n<p class=\"has-large-font-size wp-block-paragraph\">The following is the original English text.<br>Sau \u0111\u00e2y l\u00e0 v\u0103n b\u1ea3n g\u1ed1c ti\u1ebfng Anh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GLDA is an environmentally friendly chelating agent (also known as sequestering and complexing agent), biodegradable, phosphorus-free.<br>GLDA is biodegradable, phosphorus-free, and more environmentally friendly.<br>The main raw material of GLDA is MSG (monosodium glutamate), which is of natural origin. <br><br>GLDA can replace traditional complexing agents such as organophosphorus, EDTA and NTA within a certain range.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Features:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Form water-soluble complexes with various metal ions in a <strong>wide pH range<\/strong>, high solubility in <strong>acidic and alkaline<\/strong> solutions.<br>Unlike many aminopolycarboxylic acids which are unstable in<strong> <\/strong>acidic environments<strong>, <\/strong>GLDA can exist<strong> stably in acidic environments <\/strong>and chelate iron ions.<br>Under <strong>alkaline <\/strong>conditions, GLDA is widely used as an aminopolycarboxylic acid and can well chelate calcium and other metal ions.<\/li>\n\n\n\n<li><strong>High temperature resistance<\/strong>, long-term high temperature environment can also maintain stable performance.<\/li>\n\n\n\n<li>It has the effect of <strong>sterilization and antiseptic efficiency<\/strong>, preventing the formulation or process liquid from discoloration and odor. Contains amino acid chelating agent, easier to combine with the cell wall, destroy the bacteria, improve the effect of the use of bactericides.<\/li>\n<\/ol>\n\n\n\n<p class=\"has-small-font-size wp-block-paragraph\"><strong>Technical Data:<br><\/strong>Appearance: colorless to light yellow liquid, aqueous solution;<br>pH: 11\u00b11 (solution, 25\u00b0C);<br>Density: 1.30~1.50 (solution, 25\u00b0C);<br><em>Specifications are subject to change without prior notice.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Applications:<br><\/strong>GLDA is mainly used as a chelating agent and can be adapted to most traditional chelating agent application scenarios.<br>Scale inhibitors and descalers, industrial cleaning agents, household detergents, hydrogen peroxide bleach stabilizers (e.g. pulp and paper making, textile bleaching), textiles auxiliaries (metal ion shielding\/sequestering agent), metal surface treatment, gas sweetening\/desulfurization (iron ion carriers), oilfield chemicals, car cleaning agents, agriculture, etc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.green-mountainchem.com\/chelating-agents\/#traditional\">Traditonal Chelating Agents<\/a>:<\/strong><br>Aminopolycarboxylates: <strong><a href=\"https:\/\/www.green-mountainchem.com\/edta\/\">EDTA<\/a>, <a href=\"https:\/\/www.green-mountainchem.com\/edta-edta-na\/\">EDTA-Na<\/a>, <a href=\"https:\/\/www.green-mountainchem.com\/dtpa-dtpa-5na\/\">DTPA &amp; DTPA-5Na<\/a><\/strong><br>Polyphosphonates: <strong><a href=\"https:\/\/www.green-mountainchem.com\/hedp\/\">HEDP<\/a>, <a href=\"https:\/\/www.green-mountainchem.com\/dtpmp\/\">DTPMP<\/a><\/strong>, <strong><a href=\"https:\/\/www.green-mountainchem.com\/atmp\/\">ATMP<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Package and storage:<br><\/strong>25kg or 30kg per plastic drum; <br>125kg, or 250kg per plastic drum; <br>1250kg per IBC.<br>Store in a cool and ventilated place indoors, moisture-proof, storage period of 12 months.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Related Water Treatment Products:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table alignwide is-style-stripes\"><table><thead><tr><th class=\"has-text-align-left\" data-align=\"left\"><strong>Abbreviation<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>Product Name<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>CAS No.<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>Category<\/strong><\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/dbnpa\/\" data-type=\"post\" data-id=\"2077\">DBNPA<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/dbnpa\/\" data-type=\"post\" data-id=\"2077\">Acetamide,2,2-dibromo-2-cyano-<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">10222-01-2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Biocidal active substances<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/bnp-bronopol\/\" data-type=\"post\" data-id=\"2075\">BNP (Bronopol)<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/bnp-bronopol\/\" data-type=\"post\" data-id=\"2075\">2-Bromo-2-nitro-1,3-propanediol<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">52-51-7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Biocidal active substances<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/phmb\/\" data-type=\"post\" data-id=\"2092\">PHMB<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/phmb\/\" data-type=\"post\" data-id=\"2092\">Poly(hexamethylenebiguanide) hydrochloride<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">32289-58-0; <br>27083-27-8;<\/td><td class=\"has-text-align-left\" data-align=\"left\">Biocidal active substances<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/phmg\/\" data-type=\"post\" data-id=\"2095\">PHMG<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/phmg\/\" data-type=\"post\" data-id=\"2095\">Polyhexamethyleneguanidine hydrochloride; PHMG chloride<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">57028-96-3<\/td><td class=\"has-text-align-left\" data-align=\"left\">Biocidal active substances<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/cmit-mit\/\">CMIT\/MIT<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/cmit-mit\/\">3(2H)-Isothiazolone,5-chloro-2-methyl-,mixt. with 2-methyl-3(2H)-isothiazolone<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">55965-84-9<\/td><td class=\"has-text-align-left\" data-align=\"left\">Biocidal active substances<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a data-type=\"page\" data-id=\"1680\" href=\"https:\/\/www.green-mountainchem.com\/chelating-agents\/\">Chelating Agents<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Complexing Agents, Sequestering Agents: EDTA, DTPA, HEDP, DTPMP, GLDA, MGDA, IDS, ASDA, etc.<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">Cleaning Agents, Softener, Scale Inhibitor, etc.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/hpma\/\">HPMA<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/hpma\/\">Hydrolyzed polymaleic anhydride<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">26099-09-2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Polymer, dispersant, scale inhibitor<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a data-type=\"post\" data-id=\"2073\" href=\"https:\/\/www.green-mountainchem.com\/pesa\/\">PESA<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a data-type=\"post\" data-id=\"2073\" href=\"https:\/\/www.green-mountainchem.com\/pesa\/\">2,3-Oxiranedicarboxylic acid, disodium salt, homopolymer<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">109578-44-1<\/td><td class=\"has-text-align-left\" data-align=\"left\">Polymer, dispersant,<br>anti-scaling<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/pasp\/\">Sodium Polyaspartate<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/www.green-mountainchem.com\/pasp\/\">Polyaspartic Acid Sodium Salt; PASP-Na;<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">34345-47-6; <br>94525-01-6; 181828-06-8&nbsp;<\/td><td class=\"has-text-align-left\" data-align=\"left\">Polymer, dispersant, scale inhibitor<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><em>Related Water Treatment Products<\/em><\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>CAS No.: 51981-21-6<br \/>\nChemical formula: C8H7NO8.4Na;<br \/>\nEC No.: 257-573-7; GLDA-Na, Ch\u1ea5t chelating (ch\u1ea5t c\u00f4 l\u1eadp ion kim lo\u1ea1i). Ch\u1ea5t c\u00e0ng h\u00f3a. Ch\u1ea5t t\u1ea1o ph\u1ee9c.<\/p>\n","protected":false},"author":1,"featured_media":4718,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_locale":"vi","_original_post":"https:\/\/www.green-mountainchem.com\/?p=2045","footnotes":""},"categories":[8,10],"tags":[14,61,84],"class_list":["post-4364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-green-chelating-agents","category-water-treatment","tag-chelating-agent","tag-glda","tag-water-treatment-chemicals","vi"],"_links":{"self":[{"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/posts\/4364","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/comments?post=4364"}],"version-history":[{"count":0,"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/posts\/4364\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/media\/4718"}],"wp:attachment":[{"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/media?parent=4364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/categories?post=4364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.green-mountainchem.com\/wp-json\/wp\/v2\/tags?post=4364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}