{"id":105160,"date":"2026-05-02T03:03:45","date_gmt":"2026-05-02T03:03:45","guid":{"rendered":"https:\/\/hospitalsupplies.co.za\/?post_type=product&#038;p=105160"},"modified":"2026-05-03T06:07:17","modified_gmt":"2026-05-03T06:07:17","slug":"1-2-cyclohexylenedinitrilo-tetraacetic-acid","status":"publish","type":"product","link":"https:\/\/hospitalsupplies.co.za\/?product=1-2-cyclohexylenedinitrilo-tetraacetic-acid","title":{"rendered":"1.2-cyclohexylenedinitrilo-tetraacetic Acid"},"content":{"rendered":"<h4>1.2-cyclohexylenedinitrilo-tetraacetic acidApplication<\/h4>\n<p>(1,2-Cyclohexylenedinitrilo)tetraacetic acid (CDTA) is a chelating agent used in laboratories for various applications, including analytical chemistry and as a decomplexing agent in ion-selective electrode (ISE) measurements. <\/p>\n<p>1.2-cyclohexylenedinitrilo-tetraacetic acid<\/p>\n<p>Here\ufffd\ufffd\ufffds a more detailed look at its lab uses:<br \/> Chelating Agent:<br \/> CDTA, like EDTA, is a chelating agent, meaning it can bind to metal ions, forming complexes.<br \/> Analytical Chemistry:<br \/> It\ufffd\ufffd\ufffds used in analytical chemistry for the determination of metal ions, helping to prevent interference from other ions in the sample.<br \/> Decomplexing Agent in ISE Measurements:<br \/> In ion-selective electrode (ISE) measurements, particularly for fluoride determination, CDTA acts as a decomplexing agent, preventing the formation of interfering complexes with the analyte.<br \/> TISAB Solution:<br \/> CDTA is often a component of the Total Ionic Strength Adjustment Buffer (TISAB) solution, which is used to maintain a constant ionic strength during ISE measurements.<br \/> Other applications:<br \/> CDTA is also used in cosmetics, and has applications in water softening and food preservation.<br \/> <i>trans<\/i>-1,2-Diaminocyclohexane-<i>N,N,N<\/i>\ufffd\ufffd\ufffd<i>,N<\/i>\ufffd\ufffd\ufffd-tetraacetic acid monohydrate is a multidentate ligand{1-6} that may be used as a chelating agent in the preparation of metal-chelate complexes.<\/p>\n<table>\n<tbody>\n<tr>\n<td>Grade<\/td>\n<td>ACS reagent<\/td>\n<\/tr>\n<tr>\n<td>for complexometry<\/td>\n<\/tr>\n<tr>\n<td>InChI Key<\/td>\n<td>VASZYFIKPKYGNC-DHTOPLTISA-N<\/td>\n<\/tr>\n<tr>\n<td>assay<\/td>\n<td>97.5-100.5%<\/td>\n<\/tr>\n<tr>\n<td>98%<\/td>\n<\/tr>\n<tr>\n<td>ign. residue<\/td>\n<td>\ufffd\ufffd\ufffd0.2%<\/td>\n<\/tr>\n<tr>\n<td>mp<\/td>\n<td>213-216 \ufffd\ufffdC (lit.)<\/td>\n<\/tr>\n<tr>\n<td>cation traces<\/td>\n<td>Fe: \ufffd\ufffd\ufffd0.005%<\/td>\n<\/tr>\n<tr>\n<td>heavy metals (as Pb): \ufffd\ufffd\ufffd0.001%<\/td>\n<\/tr>\n<tr>\n<td>SMILES string<\/td>\n<td>[H]O[H].OC(=O)CN(CC(O)=O)[C@@H]1CCCC[C@H]1N(CC(O)=O)CC(O)=O<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>1.2-cyclohexylenedinitrilo-tetraacetic acid<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1,2-Cyclohexanedinitrilotetraacetic acid, Chel\ufffd\ufffd\ufffd-CD, DCTA 100g<\/p>\n","protected":false},"featured_media":112451,"template":"","meta":{"content-type":""},"product_brand":[],"product_cat":[31641],"product_tag":[44220],"class_list":["post-105160","product","type-product","status-publish","has-post-thumbnail","product_cat-laboratory-chemicals-certified-reference-material","product_tag-1-2-cyclohexylenedinitrilo-tetraacetic-acid","entry","has-media","first","instock","taxable","shipping-taxable","purchasable","product-type-simple","has-product-nav","col","span_1_of_3","owp-content-center","owp-thumbs-layout-horizontal","owp-btn-normal","owp-tabs-layout-horizontal","has-no-thumbnails"],"_links":{"self":[{"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/product\/105160","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/media\/112451"}],"wp:attachment":[{"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=105160"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=105160"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=105160"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hospitalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=105160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}