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 Name: Ferrous chloride tetrahydrate

CAS No.: [ CAS 13478-10-9 ]
Molecular formula: FeCl2.4H2O
Molecular weight: 198.71
Property: blue-green crystal; deliquesce; soluble in water, alcohol and acetic acid, lightly soluble in acetone and insoluble in ether
Uses: waster water treatment, reducing agent, mordant in dyeing, pharmaceutical, metallurgy and photography field.
Enterprise standard: Factory  standard 

98% High purity 98% Energy level 99.5% Pharmaceutical Grade

Ordinal

The examination  iterm

Factory standard

Factory standard

1

(Appearance)

(Blue-green crystal)

2

(FeCl2.4H2O)

≥98%

≥99%

3

(Insolubles in water)

≤0.01%

≤0.01%

4

(以SO42-计)

≤0.003%

≤0.003%

5

(Fe3+)

≤0.01%

≤0.01%

6

(Cu)

≤0.005%

≤0.005%

7

(Alkaline-earth metal)

≤0.10%

≤0.10%

8

(As)

≤0.002%

≤0.002%

9

(Zn)

≤0.005%

≤0.005%

10

(Mn)

≤0.07%

≤0.07%

11

(Pb)

≤0.006%

≤0.006%

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