Details for Sodium Metabisulphite
Sodium Metabisulphite
111Category: Inorganic chemicals
CAS NO: 7681-57-4 EC NO: 231-673-0 Molecular Formula: Na2S2O5 Molecular Weight: 190.1065 Specification: InChI: InChI=1/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2 Product description:
Sodium Metabisulphite
MF: Na2S2O5
CAS No.: 7681-57-4
Molecular: 190.12
Usage: dying, organic synthesis, printing, leather, pharmacy and so on
Packaging: Net 25kgs, 50kgs plastic woven bags with inner liner
ITEM
SPECIFICATION
Na2S2O5
≥ 97.0%
SO2
≥ 65.0%
Iron (Fe)
≤ 0.005%
insoluble in water
≤ 0.05%
PH Value
4.0-4.6
Arsenic (as As)
≤ 0.0001%
Heavy metal (base on Pb)
≤ 0.001%
Synonyms: Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade); Molecular Structure: 
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