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Sodium dichromate

CAS：7789-12-0
Formula：

Na₂Cr₂O₇·2H₂O

DESCRIPTION

Other name: Sodium dichromate dihydrate; Sodium bichromate

Appearance: Bright orange needle shaped or granular crystals

Molecular formula: Na2Cr2O7·2H2O

Molecular weight: 298

CAS No.: 7789-12-0

EINECS No.: 234-190-3

UN No.: 3288

SPECIFICATION

GB\T1610--1999	GB\T1610--1999	Internal standard
Content(Na2Cr2O7·2H2O)%	≥98.3	≥98.5
Sulphate(SO42-)%	≤0.30	≤0.20
chloride(Cl-)%	≤0.10	≤0.05

APPLICATION

It is characteristically oxidizing agents. It is widely used in the

 tanning of leather, dyes, pigments, and the producing of chromic acid and other

chromium salts.

PACKAGE

40kg/bag, plastic bag inside and knitting bag outside.

STORAGE

1. Do not store near foodstuffs or reductants.

2. Do not mix with inflammable substances.

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