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Sodium metabisulfite, 98.5%

Sodium disulfite; Sodium pyrosulfite

Na2S2O5

CAS №: 
7681-57-4
Main substance: 
>98.5%
Molecular mass: 
190,11
in poly bottles
In stock
pcs
pcs
pcs
pcs

6.25 usd

6.25 usd
Product Category: 
Impurities content (weight %)
Assay of sulfur dioxide (SO2) >66%
Chlorides (Cl-) <0.005
Thiosulfates (S2O32-) <0.02
Iron (Fe2+) <0.0005
Cadmium (Cd2+) <0.005
Mercury (Hg2+) <0.00005
Arsenic (As3+) <0.00005
Heavy metals (Pb2+) <0.0001
pH of 5% water solution 4,0 - 4,5