1-Naphthylamine-4-Sulfonic Acid, Sodium Salt (Tianjin Jahe Science and Technology Co., Ltd.,China)

Detailed Product Description

Features:
1) Registry number: 130-13-2
2) Molecular weight: 245.23
3) Name of chemical: sodium 1-naphthylamine-4-sulfonate,
1-amino-4-naphthalene sulfuric acid sodium salt
4) Descriptions: 1-Amino-4-naphthalene sulfuric acid sodium salt is a
grayish-white crystal. The sodium salt of industrial products contains
two or four crystal water. It changes slowly into a rose color in air.
It is easily soluble in water and soluble in 95% of alcohol. Its chief
use is employed in organic pigments or the synthesis of intermediates
of azo-dyes
5) Purity: 74% min.
6) 1-naphthylamine: 0.02% max.
7) Water insoluble: 0.2% max.
8) Note: put in dark, cold and air through place to prevent sunlight
Packing:
In plastic woven bag of 50kg, each with plastic lining