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Criteria Value
Mass fraction of sodium dichromate (Na2Cr2O7), %, min 98.2
In terms of chromic anhydride, %, min 75
Mass fraction of sulfate in terms of SO42-, %, max 0.2
Mass fraction of chlorides as C-,%, max 0.4
Insoluble in water, %, max 0.02
Mass fraction of iron (Fe), %, max 0.003
pH of aqueous solution, min 3.5

Sodium dichromate

Origin: Russia
H. S. Code 284130

Packing: 25 kg bags / 1000 kg big bags