济南福方化工有限公司
酚酞+酚酞厂家+福方供应酚酞
产品属性
- CAS NO:
- 77-09-8
- 外观:
- 白色粉末
- 品牌/厂家:
- 其他
- 产品等级:
- 优等品
- 化学名称:
- 酚酞
- 产地:
- 山东
- 别名:
- 酚酞
一、产品基本信息
品名：酚酞
Cas：77-09-8
二、指标
|
检测项目 TEST ITEM |
指标要求 SPECIFICATION |
结果 RESULTS |
|
外观 Appearance |
白色粉末 White powder |
白色粉末 White powder |
|
熔点 Melting Point |
260°C～262℃ It melts at about 260°C～262℃ |
261℃.～262℃. |
|
鉴定测试 Identification |
A:Positive 合格 B:Positive |
A:Positive合格 B:Positive |
|
溶液外观测试 Appearance of solution |
The solution is clear and not more intensely coloured than reference solution Y7 |
合格 Complies |
|
其他杂质 Related substances |
≤0.01% Less than 0.01% |
＜0.01% |
|
* He*y metals |
≤0.001% Not more than0.001% |
＜0.001% |
|
酸碱度 Acidity or alkalinity |
合格 Complies |
合格 Complies |
|
氯化物 Chlorides |
≤0.01% Not more than 0.01% |
＜0.01% |
|
*盐 Sulphates |
≤0.02% Not more than 0.02% |
＜0.02% |
|
干燥失重 Loss on drying |
≤0.5% Not more than 0.5% |
0.12% |
|
灼烧残渣 Sulphated ash |
≤0.1% Not more than 0.1% |
0.01% |
|
含量 Assay |
98.0%-101.0%(C20H14O4) |
99.6% |