{"id":28239,"date":"2025-10-13T12:09:49","date_gmt":"2025-10-13T12:09:49","guid":{"rendered":"https:\/\/www.shrouds.co.za\/?post_type=product&#038;p=28239"},"modified":"2025-12-29T15:38:46","modified_gmt":"2025-12-29T15:38:46","slug":"660l-commercial-wheelie-bin-medium-capacity","status":"publish","type":"product","link":"https:\/\/shrouds.co.za\/?product=660l-commercial-wheelie-bin-medium-capacity","title":{"rendered":"Phenolphthalein Indicator 500ml AR"},"content":{"rendered":"<p>\u00a0<\/p>\n<div id=attachment_2508 style=width: 144px class=wp-caption alignnone><img decoding=async aria-describedby=caption-attachment-2508 class=size-medium wp-image-2508 lazyloaded title=phenolphthalein indicator 500ml  ar data-src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/03\/phenolphthalein-indicator-500ml-ar.jpg.webp alt=phenolphthalein indicator 500ml  ar width=134 height=300 src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/03\/phenolphthalein-indicator-500ml-ar.jpg.webp style=--smush-placeholder-width: 134px; --smush-placeholder-aspect-ratio: 134\/300;><noscript><img decoding=async aria-describedby=caption-attachment-2508 class=size-medium wp-image-2508 title=phenolphthalein indicator 500ml  ar src=https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/03\/phenolphthalein-indicator-500ml-ar.jpg.webp alt=phenolphthalein indicator 500ml  ar width=134 height=300 \/><\/noscript><\/p>\n<p id=caption-attachment-2508 class=wp-caption-text>Phenolphthalein Indicator 500ml AR<\/p>\n<\/div>\n<p>\u00a0<\/p>\n<p>Its used in laboratory for research and analysis<\/p>\n<p>Phenolphthalein is often used as an indicator in <a title=Acid\u2013base titration href=https:\/\/en.wikipedia.org\/wiki\/Acid%E2%80%93base_titration>acid\u2013base titrations<\/a>.<\/p>\n<p>For this application, it turns colorless in <a title=Acid href=https:\/\/en.wikipedia.org\/wiki\/Acid>acidic<\/a>solutions and pink in <a title=Base (chemistry) href=https:\/\/en.wikipedia.org\/wiki\/Base_(chemistry)>basic<\/a> solutions.<\/p>\n<p>It belongs to the class of dyes known a\u00a0<a class=mw-redirect title=Phthalein dyes href=https:\/\/en.wikipedia.org\/wiki\/Phthalein_dyes>phthalein dyes<\/a><\/p>\n<div class=mod lang=en-ZA data-attrid=kc:\/chemistry\/chemical_compound:formula data-md=1001 data-hveid=CAwQAA data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwLHoECAwQAA>\n<div class=Z1hOCe>\n<div class=zloOqf PZPZlf data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAsegQIDBAB><span class=w8qArf><a class=fl href=https:\/\/www.google.co.za\/search?client=safari&#038;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&#038;q=phenolphthalein+formula&#038;stick=H4sIAAAAAAAAAOPgE-LUz9U3MMzOtSzSUs9OttJPzkjNzSwuKaqEsJITc-KT83ML8kvzUqzS8otyS3MSF7GKF2Sk5uXnFGSUZCTmpGbmKUBlABsp9IxQAAAA&#038;sa=X&#038;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAsegQIDBAC data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAsegQIDBAC>Formula<\/a>: <\/span><span class=LrzXr kno-fv>C<sub>20<\/sub>H<sub>14<\/sub>O<sub>4<\/sub><\/span><\/div>\n<\/div>\n<\/div>\n<div class=mod lang=en-ZA data-attrid=kc:\/chemistry\/chemical_compound:molar mass data-md=1001 data-hveid=CA0QAA data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwLXoECA0QAA>\n<div class=Z1hOCe>\n<div class=zloOqf PZPZlf data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAtegQIDRAB><span class=w8qArf><a class=fl href=https:\/\/www.google.co.za\/search?client=safari&#038;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&#038;q=phenolphthalein+molar+mass&#038;stick=H4sIAAAAAAAAAOPgE-LUz9U3MMzOtSzS0spOttJPzkjNzSwuKaqEsJITc-KT83ML8kvzUqxy83MSixRyE4uLF7FKFWSk5uXnFGSUZCTmpGbmKSAkAYfARz5WAAAA&#038;sa=X&#038;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAtegQIDRAC data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAtegQIDRAC>Molar mass<\/a>: <\/span><span class=LrzXr kno-fv>318,32\u00a0g\/mol<\/span><\/div>\n<\/div>\n<\/div>\n<div class=mod lang=en-ZA data-attrid=kc:\/chemistry\/chemical_compound:boiling point data-md=1001 data-hveid=CA4QAA data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwLnoECA4QAA>\n<div class=Z1hOCe>\n<div class=zloOqf PZPZlf data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAuegQIDhAB><span class=w8qArf><a class=fl href=https:\/\/www.google.co.za\/search?client=safari&#038;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&#038;q=phenolphthalein+boiling+point&#038;stick=H4sIAAAAAAAAAOPgE-LUz9U3MMzOtSzS0s1OttJPzkjNzSwuKaqEsJITc-KT83ML8kvzUqyS8jNzMvPSFQryM_NKFrHKFmSk5uXnFGSUZCTmpGbmKaDIAwCGAysYXAAAAA&#038;sa=X&#038;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAuegQIDhAC data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAuegQIDhAC>Boiling point<\/a>: <\/span><span class=LrzXr kno-fv>557,8\u00a0\u00b0C<\/span><\/div>\n<\/div>\n<\/div>\n<div class=mod lang=en-ZA data-attrid=ss:\/webfacts:solubl_in_water data-md=1001 data-hveid=CA8QAA data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwL3oECA8QAA>\n<div class=Z1hOCe>\n<div class=zloOqf PZPZlf data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAvegQIDxAB><span class=w8qArf><a class=fl href=https:\/\/www.google.co.za\/search?client=safari&#038;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&#038;q=phenolphthalein+solubility+in+water&#038;sa=X&#038;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAvegQIDxAC data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAvegQIDxAC>Solubility in water<\/a>: <\/span><span class=LrzXr kno-fv>400 mg\/L<\/span><\/div>\n<\/div>\n<\/div>\n<div class=mod lang=en-ZA data-attrid=ss:\/webfacts:uvvi_\u03bbmax data-md=1001 data-hveid=CBAQAA data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwMHoECBAQAA>\n<div class=Z1hOCe>\n<div class=zloOqf PZPZlf data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAwegQIEBAB><span class=w8qArf><a class=fl href=https:\/\/www.google.co.za\/search?client=safari&#038;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&#038;q=phenolphthalein+uv-vis+%CE%BB%3Csub%3Emax%3C\/sub%3E&#038;sa=X&#038;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAwegQIEBAC data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAwegQIEBAC>UV-vis (\u03bb<sub>max<\/sub>)<\/a>: <\/span><span class=LrzXr kno-fv>552 nm (1st); 374 nm (2nd)<\/span><\/div>\n<\/div>\n<\/div>\n<div class=mod lang=en-ZA data-attrid=ss:\/webfacts:solubl_in_other_solvent data-md=1001 data-hveid=CBEQAA data-ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwMXoECBEQAA>\n<div class=Z1hOCe><\/div>\n<\/div>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;<\/p>\n<div id=\"attachment_2508\" style=\"width: 144px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2508\" class=\"size-medium wp-image-2508 lazyloaded\" title=\"phenolphthalein indicator 500ml  ar\" data-src=\"https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/03\/phenolphthalein-indicator-500ml-ar.jpg.webp\" alt=\"phenolphthalein indicator 500ml  ar\" width=\"134\" height=\"300\" src=\"https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/03\/phenolphthalein-indicator-500ml-ar.jpg.webp\" style=\"--smush-placeholder-width: 134px; --smush-placeholder-aspect-ratio: 134\/300;\"><noscript><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2508\" class=\"size-medium wp-image-2508\" title=\"phenolphthalein indicator 500ml  ar\" src=\"https:\/\/www.chemicalplus.co.za\/wp-content\/uploads\/2020\/03\/phenolphthalein-indicator-500ml-ar.jpg.webp\" alt=\"phenolphthalein indicator 500ml  ar\" width=\"134\" height=\"300\" \/><\/noscript><\/p>\n<p id=\"caption-attachment-2508\" class=\"wp-caption-text\">Phenolphthalein Indicator 500ml AR<\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<p>Its used in laboratory for research and analysis<\/p>\n<p>Phenolphthalein is often used as an indicator in <a title=\"Acid\u2013base titration\" href=\"https:\/\/en.wikipedia.org\/wiki\/Acid%E2%80%93base_titration\">acid\u2013base titrations<\/a>.<\/p>\n<p>For this application, it turns colorless in <a title=\"Acid\" href=\"https:\/\/en.wikipedia.org\/wiki\/Acid\">acidic<\/a>solutions and pink in <a title=\"Base (chemistry)\" href=\"https:\/\/en.wikipedia.org\/wiki\/Base_(chemistry)\">basic<\/a> solutions.<\/p>\n<p>It belongs to the class of dyes known a&nbsp;<a class=\"mw-redirect\" title=\"Phthalein dyes\" href=\"https:\/\/en.wikipedia.org\/wiki\/Phthalein_dyes\">phthalein dyes<\/a><\/p>\n<div class=\"mod\" lang=\"en-ZA\" data-attrid=\"kc:\/chemistry\/chemical_compound:formula\" data-md=\"1001\" data-hveid=\"CAwQAA\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwLHoECAwQAA\">\n<div class=\"Z1hOCe\">\n<div class=\"zloOqf PZPZlf\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAsegQIDBAB\"><span class=\"w8qArf\"><a class=\"fl\" href=\"https:\/\/www.google.co.za\/search?client=safari&amp;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&amp;q=phenolphthalein+formula&amp;stick=H4sIAAAAAAAAAOPgE-LUz9U3MMzOtSzSUs9OttJPzkjNzSwuKaqEsJITc-KT83ML8kvzUqzS8otyS3MSF7GKF2Sk5uXnFGSUZCTmpGbmKUBlABsp9IxQAAAA&amp;sa=X&amp;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAsegQIDBAC\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAsegQIDBAC\">Formula<\/a>: <\/span><span class=\"LrzXr kno-fv\">C<sub>20<\/sub>H<sub>14<\/sub>O<sub>4<\/sub><\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"mod\" lang=\"en-ZA\" data-attrid=\"kc:\/chemistry\/chemical_compound:molar mass\" data-md=\"1001\" data-hveid=\"CA0QAA\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwLXoECA0QAA\">\n<div class=\"Z1hOCe\">\n<div class=\"zloOqf PZPZlf\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAtegQIDRAB\"><span class=\"w8qArf\"><a class=\"fl\" href=\"https:\/\/www.google.co.za\/search?client=safari&amp;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&amp;q=phenolphthalein+molar+mass&amp;stick=H4sIAAAAAAAAAOPgE-LUz9U3MMzOtSzS0spOttJPzkjNzSwuKaqEsJITc-KT83ML8kvzUqxy83MSixRyE4uLF7FKFWSk5uXnFGSUZCTmpGbmKSAkAYfARz5WAAAA&amp;sa=X&amp;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAtegQIDRAC\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAtegQIDRAC\">Molar mass<\/a>: <\/span><span class=\"LrzXr kno-fv\">318,32&nbsp;g\/mol<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"mod\" lang=\"en-ZA\" data-attrid=\"kc:\/chemistry\/chemical_compound:boiling point\" data-md=\"1001\" data-hveid=\"CA4QAA\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwLnoECA4QAA\">\n<div class=\"Z1hOCe\">\n<div class=\"zloOqf PZPZlf\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAuegQIDhAB\"><span class=\"w8qArf\"><a class=\"fl\" href=\"https:\/\/www.google.co.za\/search?client=safari&amp;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&amp;q=phenolphthalein+boiling+point&amp;stick=H4sIAAAAAAAAAOPgE-LUz9U3MMzOtSzS0s1OttJPzkjNzSwuKaqEsJITc-KT83ML8kvzUqyS8jNzMvPSFQryM_NKFrHKFmSk5uXnFGSUZCTmpGbmKaDIAwCGAysYXAAAAA&amp;sa=X&amp;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAuegQIDhAC\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAuegQIDhAC\">Boiling point<\/a>: <\/span><span class=\"LrzXr kno-fv\">557,8&nbsp;\u00b0C<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"mod\" lang=\"en-ZA\" data-attrid=\"ss:\/webfacts:solubl_in_water\" data-md=\"1001\" data-hveid=\"CA8QAA\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwL3oECA8QAA\">\n<div class=\"Z1hOCe\">\n<div class=\"zloOqf PZPZlf\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAvegQIDxAB\"><span class=\"w8qArf\"><a class=\"fl\" href=\"https:\/\/www.google.co.za\/search?client=safari&amp;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&amp;q=phenolphthalein+solubility+in+water&amp;sa=X&amp;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAvegQIDxAC\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAvegQIDxAC\">Solubility in water<\/a>: <\/span><span class=\"LrzXr kno-fv\">400 mg\/L<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"mod\" lang=\"en-ZA\" data-attrid=\"ss:\/webfacts:uvvi_\u03bbmax\" data-md=\"1001\" data-hveid=\"CBAQAA\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwMHoECBAQAA\">\n<div class=\"Z1hOCe\">\n<div class=\"zloOqf PZPZlf\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QyxMoADAwegQIEBAB\"><span class=\"w8qArf\"><a class=\"fl\" href=\"https:\/\/www.google.co.za\/search?client=safari&amp;sxsrf=ALeKk03NwOR-U1SP-8CHcE7jGvJ_SzQO-w:1583335030515&amp;q=phenolphthalein+uv-vis+%CE%BB%3Csub%3Emax%3C\/sub%3E&amp;sa=X&amp;ved=2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAwegQIEBAC\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8Q6BMoADAwegQIEBAC\">UV-vis (\u03bb<sub>max<\/sub>)<\/a>: <\/span><span class=\"LrzXr kno-fv\">552 nm (1st); 374 nm (2nd)<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"mod\" lang=\"en-ZA\" data-attrid=\"ss:\/webfacts:solubl_in_other_solvent\" data-md=\"1001\" data-hveid=\"CBEQAA\" data-ved=\"2ahUKEwj8kbfQjoHoAhXUsHEKHUU6BA8QkCkwMXoECBEQAA\">\n<div class=\"Z1hOCe\"><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":39422,"template":"","meta":{"content-type":""},"product_brand":[],"product_cat":[19042,19299],"product_tag":[19300],"class_list":["post-28239","product","type-product","status-publish","has-post-thumbnail","product_cat-laboratory-chemicals-and-reagents","product_cat-ph-buffers","product_tag-laboratory-chemicalslaboratory-chemicals-and-reagentsph-buffers","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/shrouds.co.za\/index.php?rest_route=\/wp\/v2\/product\/28239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shrouds.co.za\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/shrouds.co.za\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shrouds.co.za\/index.php?rest_route=\/wp\/v2\/media\/39422"}],"wp:attachment":[{"href":"https:\/\/shrouds.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28239"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/shrouds.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=28239"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/shrouds.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=28239"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/shrouds.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=28239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}