Sodium Hydrogen Sulfite(SBS)
Basic infomration:
Cas No.7631-90-5
UN No.2693
Chemical Formula:NaHSO₃
Molecular weight:104.0609
Character:White crystalline powder
Relative density:1.48
Relative Molecualr weight:104.06
Techical Index(Mass fraction/%)
|
Items |
Index |
|
Assay(Calculated as SO2) |
64.0-67.0% |
|
Water insoluble |
0.03% |
|
Chloride(Calculated as Cl) |
0.05% |
|
Iron(Fe) |
0.004% |
|
Arsenic (Calculated as Pb) |
0.001% |
|
Aresenic(As) |
0.0002% |
|
PH Value(50g/l solution) |
4.0-5.0 |
Uses:
Used for bleaching cotton fabric, reducing agent in dyestuff, paper making, leather making, chemical synthesis and other industries, used for producing medicine intermediate, photographic developing agent, food bleaching agent, preservative, antioxidant and other industries.
Package/Capacity of container/Storage
Packing: in 25, 50, 1000 kg/bag or according to customer requirements, external use of polypropylene woven bags, lined with polyethylene plastic bags, or paper-plastic composite bags, kraft paper bags, etc
In the process of transportation, the container shall not leak, collapse, fall or damage.Do not mix with oxidants, acids, alkali, edible chemicals, etc. Transportation should be anti - sun, rain, anti - high temperature.