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Sodium metabisulte SMBS

  • CAS No.: 7681-57-4
  • Purity: 97%min
  • Min quantity: 10000 Metric Tons
  • Price: USD 280~310/Metric Tons
  • Place of Orign: Hengyang,Hunan,China
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Item specifics

  • Product Name.:Sodium metabisulte SMBS
  • CAS No: 7681-57-4
  • Weight: 190.106539
  • Formula: Na2O5S2
  • Melting Point: 150 ºC
  • Density: 1.48

Details


1.Basic introduction:
Product name:Sodium metabisulphite
Other name:sodium metabisulfite,sodium pyrosulfite,sodium metabi, Pyrosulfurous acid, disodium salt
Appearance:snow white crystal powder or granular
Formular Chemical:Na2S2O5
Grade:both tech grade and food grade
Shelf life:Half one year
Quality standard:GB1893-1998
Supply ability:10000mt/year
Place of origin:China
2.Specification:

Item
Quality Index
Food Grade
Industry Grade
Purity ( As Na2S2O5)
98.0% min
97.0% min
Sulfur Dioxide( SO2)
65.0% min
65.0% min
Arsenic ( As )
0.0002% max
-
Heavy metals ( As Pb )
0.0005% max
-
Selenium (Se )
0.0005% max
-
Iron (Fe)
0.001% max
0.002% max
Water insoluble
0.02% max
0.05% max
PH value :
4.0-4.8
4.0-4.8


3.Package:

1>25kg double layer woven bag

2>25mt/27mt for a 20' foot container without pallet

3>Jumbo bags,palletize service,shipping marks can be discussed.
Sodium metabisulte SMBS

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