:: Karn Chem Corporation ::

SODIUM FORMALDEHYDE BISULPHITE (CH₃NaO₄S), M.W : 134.09 g/mol , CAS. No.: 870-72-4
FORMALDEHYDE SODIUM BISULPHITE, ( Hydroxy Methane Sulphonic acid Mono Sodium Salt )

SPECIFICATION
Physical Appearance	White Crystaline Powder
Appearance of Solution	25% solution in distilled water hould be clear & colourless & free from External Impurities
Assay as NaHSO₃-HCHO	97.0% Min
Free Bisulphate as NaHSO₃	0.20% Max
Thiosulphate as Na₂S₂O₃	0.05% Max
Iron as Fe.	0.002% Max
Heavy Metal as Pb	0.002% Max
Volatile Metter at 70o Centigrade	0.5 % Max
Moisture By Karl Fischer	2.0 % Max
Packing	25Kg / 50 Kg /50 Lb