Karn Chem - Sodium Sulphite

Sodium Sulphite (Na2So3), M.W.:- 126.04 g/mol. , CAS. No:-7757-83-7.

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Physical Appearance: A free flowing, white granular powder free from lumps.
Appearance of Solution: A 20 % Solution shall be colorless and free from sediment
PH of solution: 8.5 TO 9.5
Assay as [ Na2SO3]: 96.0 % Min.:
Moisture: 0.06 % Max.
Thiosulphate as Na2S2O3: 0.03 % Max.
Alkalinity as Na2CO3: 0.15 % Max
Alkaline Earths Ba, Ca and Sr: 0.04 % Max
Heavy Metals as Pb: 0.002 % Max.
Packing: 25Kg / 50Kg / 50Lb.

Specifications