Purple of Cassius
id:
purple-of-cassius-265-16875054
title:
Purple of Cassius
text:
Purple of Cassius is a purple pigment formed by the reaction of gold salts with tin(II) chloride. It has been used to impart glass with a red coloration, as well as to determine the presence of gold as a chemical test. Generally, the preparation of this material involves gold being dissolved in aqua regia, then reacted with a solution of tin(II) chloride. The tin(II) chloride reduces the chloroauric acid from the dissolution of gold in aqua regia to a colloid of elemental gold supported on tin d
brand slug:
wiki
category slug:
encyclopedia
description:
Purple inorganic pigment
original url:
https://en.wikipedia.org/wiki/Purple_of_Cassius
date created:
date modified:
2022-08-04T02:56:02Z
main entity:
{"identifier":"Q362303","url":"https://www.wikidata.org/entity/Q362303"}
image:
fields total:
13
integrity:
14