KINGSTONE CHEMICALS

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 CHEMICAL PRODUCTS
Feed Additive
Lithopone
Titanium Dioxide
Chrome Oxide
Chrome Acid
Zinc Chloride
Zinc Oxide
Vanadium Pentoxide
Zirconium Dioxide
Zirconium Oxychloride
Potassium Bichromate
Electrolytic Manganese powder
Nitrovan Vanadium
Silicon Metal

　


Potassium bichromate

 Molecular formula: K2Cr2O7

Molecular weight: 294.18

Properties: orange-red slanting crystal or tri-slanting crystal; melting point is 398, slightly dissolve in cold water, easily dissolve in hot water, its water solution is acid; not dissolve in alcohol; burning by touching with organics; poisonous.

Standard: HG23234-92

Specification:

Items

Excellent Grade

Qualified Grade

Potassium bichromate %

99.7

99.0

Chloride %

0.05

0.08

Insoluble matter in water %

0.02

0.05

Sulfate %

0.02

-

Moisture %

0.03

-



Packing: plastic sack; 50kg/sack

 

 
　
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