Menu

Basic chromium sulphate

CAS：39380-78-4
Formula：

Cr·(OH)m·(SO4)n·X(H2O)

DESCRIPTION

Other name: Basic chromic sulfate; chromium (iii) sulphate basic

Appearance: dark green powder

Molecular formula: Cr·(OH)m·(SO4)n·X(H2O)

Molecular weight: 343.21

CAS No.: 39380-78-4

EINECS No.: 235-595-8

SPECIFICATION

Item	Type and Standard
Cr2O3%	26±1	25±1	23±1	22±1		19±1	Self-Basifying Chrome sulfate
Basicity	low	low	low	low	high	low	44±2
	33±2	33±2	33±2	33±2	40±2	35±2
Water insolubles%	≤0.10	≤0.10	≤0.10	≤0.10		-------	-------
Iron(Fe)%	≤0.1	≤0.1	≤0.1	≤0.1		≤0.1	≤0.1
Cr6+%	………	………	………		………	-------

APPLICATION

It dissovles easily in water and is mainly used in the tanning of various leathers and furs.

PACKAGE

25kg/bag, Kraft knitting bag with plastic bag inside。

STORAGE

Store in dry, cool place, avoid humidity. 

【Return】