等级

ACS reagent

质量水平

200

描述

anionic
62

检测方案

≥99.0%

形式

solid

分子量

288.38 g/mol

杂质

≤0.06 meq/g Titr. Base
≥96.0% fatty alcohols
<4.0% unsulfated alcohols

缺失

≤1.0% loss on drying

mp

204-207 °C (lit.)

溶解性

H2O: soluble 1 gm in 10 ml (opalescent solution)

痕量阳离子

heavy metals (as Pb): ≤0.002%

λ

3 %H2O reference

紫外吸收

λ: 220-350 nm Amax: ≤0.1