Sodium metabisulfite, CAS:7681-57-4

Sodium metabisulfite, CAS:7681-57-4, packing: 25Kg bags

Food grade, and Technical grade

Sodium Metabisulfite：96.5% min
SO2：65% min
Iron (Fe)：30ppm max
Arsenic (As)：2ppm max
Heavy metal (as Pb)：5ppm max
pH Value: 4.0-4.6

Please get the detail information for Sodium Metabisulfite (CAS: 7681-57-4): Chemical Properties, Production Process, and Diverse Applications