分子量 173.19
执行标准 HG/T3678-2000
产品性能
该产品系白色至灰白色粉末，微溶于冷水，易溶于沸水，微溶于乙醇和乙醚等有机溶剂。密度： 1.485 熔点 288 ℃ ，在 300 ℃ 分解。
产品用途
本品做为染料中间体，主要应用在染料、香料、食品色素、医药、增白剂以及建材减水剂等行业。
质量标准
|
项 目 |
指 标 |
|
外 观 |
白色及灰白色粉末 |
|
对氨基苯磺酸含量 % ≥ |
99.0 |
|
苯氨含量 % ≤ |
0.02 |
|
水中不溶物 % ≤ |
0.1 |
Sulfanilic acid
Molecular formula C 6 H 7 O 3 NS
Molecular weight 173.19
Property
White or grey white powder . Slightly soluble in cold water, ethanol and aether, soluble in boiling water, Density:1.485, melting point: 288 ℃ ,decompose at 300 ℃ .
Use
It is the dye intermediate , mainly used in dyes, essence, food color, medicine, pesticide, whitener and building materialutc.
Quality standard
|
item |
index |
|
Appearance |
White or grey white powder |
|
Content of sulfanilic acid% ≥ |
99.0 |
|
Content of benzene and ammonia% ≤ |
0.02 |
|
Insoluble matter in water% ≤ |
0.1 |
