Specifications
Sodium Metabisulphite
1)Food and Tech Grade
2)Purity: 95%-98%
3)ISO9001:2000 certified manufacturer
4)Top quality,best price
Sodium Metabisulphite  F.G
Formula: Na2S2O5
Appearance : white or light yellow powder.
Item Index
Content (as Na2S2O5) ≥ 97.5
Iron(as Fe) % ≤ 0.001
Clarify degree clearly
Heavy metals(as Pb) % ≤0.001
Arsenic(as As) % ≤ 0.0002
Chinese Standard
Item Country index
Content (as Na2S2O5) ≥ 95.0
Iron(as Fe) % ≤ 0.005
Clarify degree A little turbid
Heavy metals(as Pb) % ≤0.001