Description

Molecular Formula:Na2S2O5
Molecule Weight:**0.*0
Appearance:white or light yellow crystalline powder.


Industrial Grade(HG/T***6 ***7)
Item Value
Content(as Na2S2O5 ) % *7.0 min
Fe % (as Fe) % 0.***5 max
water Insoluble % 0.*1 max
Arsenic(as As) % 0.***1max



Food Grade(HG/T***6 ***7)
Item Index
Content (as Na2S2O5) *7.5 min
Iron(as Fe) % 0.**1 max
Clarify degree clearly
Heavy metals(as Pb) % 0.***5 max
Arsenic(as As) % 0.***1 max


Packaging:in polythene plastic bag with a polypropylene overbag, paper plastic composite bag, kraft bag, etc.