Sodium Metabuisulfite Specification:
Na2s2o5 (%) |
97min |
Fe (%) |
0.005max |
Water insoluble matter (%) |
0.05max |
As (%) |
0.0002max |
So2 (%) |
65.0 |
PH |
4-6 |
Storage: Sealed, kept in cool and dry place, avoid air, moisture and heat. Do not contact with oxidant, acid and toxic matter.