{"id":4429,"date":"2022-09-14T13:26:17","date_gmt":"2022-09-14T13:26:17","guid":{"rendered":"https:\/\/safetyboot4u.co.za\/?post_type=product&#038;p=4429"},"modified":"2025-12-28T18:33:29","modified_gmt":"2025-12-28T18:33:29","slug":"5-first-aid-kit-items","status":"publish","type":"product","link":"https:\/\/safetyboot4u.co.za\/?product=5-first-aid-kit-items","title":{"rendered":"Potassium Sulphate K2SO4 AR 500g"},"content":{"rendered":"<p>\u00a0<\/p>\n<div id=attachment_2518 style=width: 257px class=wp-caption alignnone><img decoding=async aria-describedby=caption-attachment-2518 title=potassium sulphate k2so4 ar 500g class=size-full wp-image-2518 lazyload data-src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/02\/potassium-sulphate-k2so4-ar-500g.jpg alt=potassium sulphate k2so4 ar 500g width=247 height=300 src=data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== style=--smush-placeholder-width: 247px; --smush-placeholder-aspect-ratio: 247\/300;><noscript><img decoding=async aria-describedby=caption-attachment-2518 title=potassium sulphate k2so4 ar 500g class=size-full wp-image-2518 src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/02\/potassium-sulphate-k2so4-ar-500g.jpg alt=potassium sulphate k2so4 ar 500g width=247 height=300 \/><\/noscript><\/p>\n<p id=caption-attachment-2518 class=wp-caption-text>Potassium Sulphate k2so4 AR 500g<\/p>\n<\/div>\n<p>\u00a0<\/p>\n<p>It is used in the laboratory for analysis and research purposes<\/p>\n<p>Potassium sulfate may be used as a sulfonating agent in the preparation of 4\u2032-dibenzo-18-crown-6-sulfonic acid via sulfonation of dibenzo-18-crown-6.<span id=677782><\/span><\/p>\n<p>Potassium sulfate may be used in the preparation of needlelike mullite particles.<\/p>\n<p><span id=677778><\/span>It may be used as a buffer for minimizing the adsorption of proteins on fused-silica capillaries in capillary zone electrophoresis<\/p>\n<table cellspacing=0 cellpadding=0>\n<tbody>\n<tr>\n<td class=lft>Grade<\/td>\n<td class=rgt>AR reagent<\/td>\n<\/tr>\n<tr>\n<td class=lft><\/td>\n<td class=rgt><\/td>\n<\/tr>\n<tr>\n<td class=lft>Assay<\/td>\n<td class=rgt>\u226599.0%<\/td>\n<\/tr>\n<tr>\n<td class=lft>Form<\/td>\n<td class=rgt>powder<\/td>\n<\/tr>\n<tr>\n<td class=lft>Impurities<\/td>\n<td class=rgt>\u22640.01% insolubles<\/td>\n<\/tr>\n<tr>\n<td class=lft><\/td>\n<td class=rgt>\u22645\u00a0ppm N compounds<\/td>\n<\/tr>\n<tr>\n<td class=lft>pH<\/td>\n<td class=rgt>5.5-5.8 (25\u00a0\u00b0C, 5%)<\/td>\n<\/tr>\n<tr>\n<td class=lft>anion traces<\/td>\n<td class=rgt>chloride (Cl<sup>\u2013<\/sup>): \u22640.001%<\/td>\n<\/tr>\n<tr>\n<td class=lft>cation traces<\/td>\n<td class=rgt>Ca: \u22640.01%<\/td>\n<\/tr>\n<tr>\n<td class=lft><\/td>\n<td class=rgt>Fe: \u22645\u00a0ppm<\/td>\n<\/tr>\n<tr>\n<td class=lft><\/td>\n<td class=rgt>Mg: \u22640.005%<\/td>\n<\/tr>\n<tr>\n<td class=lft><\/td>\n<td class=rgt>Na: \u22640.02%<\/td>\n<\/tr>\n<tr>\n<td class=lft><\/td>\n<td class=rgt>heavy metals (as Pb): \u22645\u00a0ppm<\/td>\n<\/tr>\n<tr>\n<td class=lft>SMILES string<\/td>\n<td class=rgt>[K+].[K+].[O-]S([O-])(=O)=O<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<div id=\"attachment_2518\" style=\"width: 257px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2518\" class=\"size-full wp-image-2518 lazyloaded\" data-src=\"https:\/\/www.masiyelabs.co.za\/wp-content\/uploads\/2020\/03\/CM-6.png\" alt=\"\" width=\"247\" height=\"300\" src=\"https:\/\/www.masiyelabs.co.za\/wp-content\/uploads\/2020\/03\/CM-6.png\" style=\"--smush-placeholder-width: 247px; --smush-placeholder-aspect-ratio: 247\/300;\"><noscript><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2518\" class=\"size-full wp-image-2518\" src=\"https:\/\/www.masiyelabs.co.za\/wp-content\/uploads\/2020\/03\/CM-6.png\" alt=\"\" width=\"247\" height=\"300\" \/><\/noscript><\/p>\n<p id=\"caption-attachment-2518\" class=\"wp-caption-text\">Potassium Sulphate k2so4 AR 500g<\/p>\n<\/div>\n","protected":false},"featured_media":63731,"template":"","meta":{"content-type":""},"product_brand":[],"product_cat":[28401,28441],"product_tag":[28442],"class_list":["post-4429","product","type-product","status-publish","has-post-thumbnail","product_cat-laboratory-chemicals-and-reagents","product_cat-solvents","product_tag-laboratory-chemicalslaboratory-chemicals-and-reagentssolvents","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=\/wp\/v2\/product\/4429","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=\/wp\/v2\/media\/63731"}],"wp:attachment":[{"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4429"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=4429"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=4429"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/safetyboot4u.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=4429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}