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Sodium Dichromate (Anhydrous)

Sodium Dichromate (Anhydrous)

Chemical formula: Na2Cr2O7

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Appearance:

Noncaking crystals of light orange to dark red colour

Chemical name:

Chromic Acid (Na2Cr2O7) Disodium Salt, Disodium Bichromate, Sodium Dichromate, Sodium Bichromate, Sodium Chromic

CAS No: 10588-01-9

Technical Data:

Specification


Sodium dichromate (Na2Cr2O7), %, min

98,9

                   in conversion to CrO3, %, min

75,5

Sulphates in conversion to SO4, %, max

0,1

Chlorides in conversion to Cl, %, max

0,2

Water insoluble residue, %, max

0,01

Iron (Fe), %, max

0,001

рН (water solution), min

3,5

Application:

• In leather and fur industry for tanning of leather and fur

• In textile industry as a mordant for fabric dyeing

• In manufacturing of catalysts, mineral and organic colors

• In oil and gas industry for well drilling

• In a range of other industries as a component of passivating

• compounds, anti-freezing compounds for motors, for treating

• of acetylene and other chemical reagents

Packaging

25 kg multi-ply paper bags with polyethylene liner;

1000 kg net weight polypropylene big bags.

Storage:

In original packaging in closed place.

Shelf life:

Storage time is not limited.