Sodium bichromate

[Appearance]:Orange red aciform or small granular crystal.

[MF]:Na₂Cr₂O₇•2H₂O

[SG]:2.52(13)

[Usage]:Used in the preparation of chromic anhydride,chrome oxide green and potassium dichromate. Oxidant, finishing agent, used in dyeing and printing , planting, pharmaceutical industry. The tannage in leather agent.

[quality standard]:GB1611--2003

item                      first-slass products  

(Na₂Cr₂O₇•2H₂O)              98.3%min        

Sulfate(SO₄)                    0.30%max          

Chloride(CL-)                   0.10%max     

[Packing]:In high strength compound plastic bag,50 kg net.