Package: 25kg/pp woven bag

Uses : Mainly used in the manufacture of chromium anhydride, yellow pigments and other chromate salts. Also used in leather tanning, textile dyeing, electroplating, medicine, lipids, oil-well drilling and wood preservation etc.

Molecular Structure:

Product description:

ntroduction of sodium dichromate:

 

Sodium dichromate (Na₂CrO₄) is a orange solid chemical compound used as a corrosion inhibitor in the petroleum industry, a dyeing auxiliary in the textile industry, as a wood preservative, and as a diagnostic pharmaceutical in determining red blood cell volume.

 

specification of sodium dichromate:

Name		Sodium dichromate      sodium bichromate
Molecular formula		Na2Cr2O7           Na2Cr2O7·2H2O
Molar mass		261.97 g/mol (anhydrous) 298.00 g/mol (dihydrate)
Appearance		Nacarat crystals
Exercised Standard		GB/T 1611-2003
CAS NO		10588-01-9  Y 7789-12-0 (dehydrate)
EC number		234-190-3
Packing		25kg or 50kg per metal bucket
Uses		It is mainly used in mordanting,tanning,pharmacy and raw material for chromic anhydride and potassium dichromate production.

 

 

 

 

 

 

 

 

 

 Applications:
Mainly used in the manufacture of chromium anhydride, yellow pigments and other chromate salts. Also used in leather tanning, textile dyeing, electroplating, medicine, lipids, oil-well drilling and wood preservation etc.