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Sodium Metabisulfite

  • CAS No.: 7681-57-4
  • Purity: 96%,97%
  • Min quantity: 1 Metric Tons
  • Price: USD 330~350/Metric Tons
  • Place of Orign: Tianjin,Tianjin,China
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Item specifics

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

Details

Testing Standard: GB1893-2008
Testing Items Index
Purity (Na2S2O5) % 96.5 97.1
Sulfur Dioxide (SO2)% 65 65.3
Arsenic (As) % 0.0002 0.0001
Heavy Metals(Pb)% 0.0005 0.00035
Iron (Fe) % 0.003 0.001
Water Insolube Matter % 0.05 0.03
PH value(50g/L solution) 4.0-4.8 4.3
Sodium Metabisulfite

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Sodium Metabisulfite 97% Min

CAS No: 7681-57-4

Purity: 96%,97%

Min quantity: 1 null

Price: 330 ~ 350 USD

Description: Testing Standard: GB1893-2008 Testing Items Index Purity (Na2S2O5) % 96.5 97.1 Sulfur Dioxide (SO2)% 65 65.3 Arsenic (As) % 0.0002 0.0001 Heavy Metals(Pb)% 0.0005 0.00035 Iron (Fe) % 0.003 0.001 Water Insolube Matter % 0.05 0.03 PH value(50g/L soluti...

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