SYNONYM: SODIUM PYROSULFITE
FORMULA: Na2S2O5
M. W.: 190.10
CAS NO.: 7681-57-4
GRADE: TECH. GRADE
DESCRIPTION: WHITE OR LIGHT YELLOW CRYSTALLINE POWDER.
SPECIFICATIONS:
|
CONTENT (SO2) |
65.0% MIN. |
|
IRON (Fe) |
0.005%MAX. |
|
INSOLUBLE IN
WATER |
0.05%MAX. |
|
PH VALUE |
4.0-5.6 |
PACKING: IN PVC PLASTIC FILM WITH A POLYPROPYLENE OVER BAG. NET WEIGHT: 25, 50, 1000KILOGRAMS PER BAG.