• 邻苯二酚紫 ,指示剂级
  • G63990 115-41-3

    Pyrocatechol violet

产品订购
产品货号规格货期 优惠价 数量
G63990-1g 1g 准现货 询价
G63990-25g 25g 准现货 询价
G63990-5g 5g 准现货 询价
  • 产品信息

属性

溶解性 Soluble in water (60 mg/ml), ethylene glycol monomethyl ether (60 mg/ml), and ethanol (8 mg/ml).
敏感性 对湿度敏感
存贮条件 储存温度2-8℃,充氩保存
熔点 185°C
密度 1.6200
荧光
IC50
pK Values

描述

别名 儿茶酚紫;邻苯二酚磺酞;焦儿茶酚紫;Catechol violet;Pyrocatecholsulfonphthalein
产品介绍 Pyrocatechol Violet is a complexometric indicator dye. This phthalein dye chelates metals to form blue to blue-violet complexs. It is also a pH indicator with a transition interval from 0 - 8 (red to violet). It is known to be unstable when alkaline. The stability is improved at a neutral pH. When the pH is between 2-7 the color may be yellow.
用途 A complexometric indicator.

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