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Pduct Details
Product Name Sodium Chromate tetrahydrate
Alias
English
Molecular formula

Na2CrO4 .4H2O

Molecular weight 234.03
CAS No 10034-82-9
EINECS
Specification

Appearance

Yellow crystal

Assay

≥99.0%

Chloride(Cl-):

≤0.004%

Water insoluble matter

≤0.005%

K

≤0.02%

Sulphate (SO42-):

≤0.01%

Al

≤0.005%

Ca

≤0.005%

Appearance traits

Properties:  

Appearance:Yellow translucent crystalline powder

melting point :(ºC):792

density: (g/mL,25℃):2.723

stability : Soluble in water and slightly soluble in ethanol.

Appearance

Yellow crystal

Assay

≥99.0%

Chloride(Cl-):

≤0.004%

Water insoluble matter

≤0.005%

K

≤0.02%

Sulphate (SO42-):

≤0.01%

Al

≤0.005%

Ca

≤0.005%

Use

Mainly used for ink, paint, pigment, metal corrosion inhibitor, organic synthesis oxidant, and tanning and dyeing etc.As an analytical reagent, anti-rust agent, mordant and tannin agent, it is also used in organic synthesis to manufacture chemical reagents, chromate products and pigments.

 

Package

25KG/ fiber drum 

Other product information
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