P105016-1g邻苯二酚紫
¥
218.00
- 阿拉丁
- 生产商
- P105016-1g
- 现货
- 全国
规格 |
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耗材描述
- 分子式 C19H14O7S
- 分子量386.38
- Beilstein号 353938
- EC号 204-088-3
- MDL号 MFCD00005868
- PubChem编号 24898883
属性
熔点 | 185°C |
敏感性 | 对湿度敏感 |
溶解性 | Soluble in water (60 mg/ml), ethylene glycol monomethyl ether (60 mg/ml), and ethanol (8 mg/ml). |
密度 | 1.6200 |
描述
应用 | A complexometric indicator. |
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. |
别名 | 儿茶酚紫;邻苯二酚磺酞;焦儿茶酚紫;Catechol violet; Pyrocatecholsulfonphthalein |
Reaxys-RN | 353938 |
个人防护设备 | Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter |
WGK德国 | 3 |
安全声明(欧洲) | S24/25; |
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