{"id":51224,"date":"2026-01-01T17:59:35","date_gmt":"2026-01-01T17:59:35","guid":{"rendered":"https:\/\/medqpharmaceuticalsupplies.co.za\/?post_type=product&#038;p=51224"},"modified":"2026-01-01T18:00:39","modified_gmt":"2026-01-01T18:00:39","slug":"cobaltii-chloride-hexahydrate-500g","status":"publish","type":"product","link":"https:\/\/medqpharmaceuticalsupplies.co.za\/?product=cobaltii-chloride-hexahydrate-500g","title":{"rendered":"Cobalt(II) chloride Hexahydrate 500g"},"content":{"rendered":"<div id=attachment_3337 style=width: 286px class=wp-caption alignnone><img decoding=async aria-describedby=caption-attachment-3337 class=size-full wp-image-3337 lazyloaded title=cobalt(ii) chloride hexahydrate 500g data-src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/04\/cobalt2-chloride-hexahydrate-500g.jpg.webp alt=cobalt(ii) chloride hexahydrate 500g width=276 height=183 src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/04\/cobalt2-chloride-hexahydrate-500g.jpg.webp style=--smush-placeholder-width: 276px; --smush-placeholder-aspect-ratio: 276\/183;><noscript><img decoding=async aria-describedby=caption-attachment-3337 class=size-full wp-image-3337 title=cobalt(ii) chloride hexahydrate 500g src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/04\/cobalt2-chloride-hexahydrate-500g.jpg.webp alt=cobalt(ii) chloride hexahydrate 500g width=276 height=183 \/><\/noscript><\/p>\n<p id=caption-attachment-3337 class=wp-caption-text>Cobalt(II) chloride \u00a0Hexahydrate 500g<\/p>\n<\/div>\n<p>It is usually supplied as the <b>hexahydrate<\/b> CoCl2\u00b76H2O, which is one of the most commonly <b>used cobalt<\/b> compounds in the lab.<\/p>\n<p>Because of the\u00a0<b>cobalt chloride<\/b> is <b>used as<\/b> an indicator for water in desiccants.<\/p>\n<table class=infobox bordered>\n<tbody>\n<tr>\n<th colspan=2>Properties<\/th>\n<\/tr>\n<tr>\n<td>\n<div><a title=Chemical formula href=https:\/\/en.wikipedia.org\/wiki\/Chemical_formula>Chemical formula<\/a><\/div>\n<\/td>\n<td>CoCl<sub>2<\/sub><\/td>\n<\/tr>\n<tr>\n<td><a title=Molar mass href=https:\/\/en.wikipedia.org\/wiki\/Molar_mass>Molar mass<\/a><\/td>\n<td>129.839 g\/mol (anhydrous)<br \/>\n165.87 g\/mol (dihydrate)<br \/>\n237.93 g\/mol (hexahydrate)<\/td>\n<\/tr>\n<tr>\n<td>Appearance<\/td>\n<td>blue crystals (anhydrous)<br \/>\nviolet-blue (dihydrate)<br \/>\nrose red crystals (hexahydrate)<\/td>\n<\/tr>\n<tr>\n<td><a title=Density href=https:\/\/en.wikipedia.org\/wiki\/Density>Density<\/a><\/td>\n<td>3.356 g\/cm<sup>3<\/sup> (anhydrous)<br \/>\n2.477 g\/cm<sup>3<\/sup> (dihydrate)<br \/>\n1.924 g\/cm<sup>3<\/sup> (hexahydrate)<\/td>\n<\/tr>\n<tr>\n<td><a title=Melting point href=https:\/\/en.wikipedia.org\/wiki\/Melting_point>Melting point<\/a><\/td>\n<td>726\u00a0\u00b0C (1,339\u00a0\u00b0F; 999\u00a0K) \u00b12 (anhydrous)<sup id=cite_ref-wojak_2-0 class=reference><a href=https:\/\/en.wikipedia.org\/wiki\/Cobalt(II)_chloride#cite_note-wojak-2>[2]<\/a><\/sup><br \/>\n140 \u00b0C (monohydrate)<br \/>\n100 \u00b0C (dihydrate)<br \/>\n86 \u00b0C (hexahydrate)<\/td>\n<\/tr>\n<tr>\n<td><a title=Boiling point href=https:\/\/en.wikipedia.org\/wiki\/Boiling_point>Boiling point<\/a><\/td>\n<td>1,049\u00a0\u00b0C (1,920\u00a0\u00b0F; 1,322\u00a0K)<\/td>\n<\/tr>\n<tr>\n<td>\n<div><a title=Aqueous solution href=https:\/\/en.wikipedia.org\/wiki\/Aqueous_solution>Solubility in water<\/a><\/div>\n<\/td>\n<td>43.6 g\/100 mL (0 \u00b0C)<br \/>\n45 g\/100 mL (7 \u00b0C)<br \/>\n52.9 g\/100 mL (20 \u00b0C)<br \/>\n105 g\/100 mL (96 \u00b0C)<\/td>\n<\/tr>\n<tr>\n<td><a title=Solubility href=https:\/\/en.wikipedia.org\/wiki\/Solubility>Solubility<\/a><\/td>\n<td>38.5 g\/100 mL (methanol)<br \/>\n8.6 g\/100 mL (acetone)<br \/>\nsoluble in <a title=Ethanol href=https:\/\/en.wikipedia.org\/wiki\/Ethanol>ethanol<\/a>, <a title=Pyridine href=https:\/\/en.wikipedia.org\/wiki\/Pyridine>pyridine<\/a>, <a title=Glycerol href=https:\/\/en.wikipedia.org\/wiki\/Glycerol>glycerol<\/a><\/td>\n<\/tr>\n<tr>\n<td>\n<div><a title=Magnetic susceptibility href=https:\/\/en.wikipedia.org\/wiki\/Magnetic_susceptibility>Magnetic susceptibility<\/a> (\u03c7)<\/div>\n<\/td>\n<td>+12,660\u00b710<sup>\u22126<\/sup> cm<sup>3<\/sup>\/mol<\/td>\n<\/tr>\n<tr>\n<th colspan=2>Structure<\/th>\n<\/tr>\n<tr>\n<td>\n<div><a title=Crystal structure href=https:\/\/en.wikipedia.org\/wiki\/Crystal_structure>Crystal structure<\/a><\/div>\n<\/td>\n<td><a title=Cadmium chloride href=https:\/\/en.wikipedia.org\/wiki\/Cadmium_chloride#Structure>CdCl<sub>2<\/sub> structure<\/a><\/td>\n<\/tr>\n<tr>\n<td>\n<div><a title=Coordination geometry href=https:\/\/en.wikipedia.org\/wiki\/Coordination_geometry>Coordination geometry<\/a><\/div>\n<\/td>\n<td>hexagonal (anhydrous)<br \/>\nmonoclinic (dihydrate)<br \/>\n<a title=Octahedron href=https:\/\/en.wikipedia.org\/wiki\/Octahedron>Octahedral<\/a> (hexahydrate)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Cobalt(II) Chloride Hexahydrate 500g<\/p>\n","protected":false},"featured_media":51268,"template":"","meta":{"content-type":""},"product_brand":[],"product_cat":[11345],"product_tag":[11346],"class_list":["post-51224","product","type-product","status-publish","has-post-thumbnail","product_cat-category-laboratory-chemicals-and-reagents","product_tag-category-laboratory-chemicals-and-reagents","first","instock","sale","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/product\/51224","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=\/wp\/v2\/media\/51268"}],"wp:attachment":[{"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=51224"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=51224"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=51224"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/medqpharmaceuticalsupplies.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=51224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}