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Home > Products >  Sodium sulfite CAS:7757-83-7

Sodium sulfite CAS:7757-83-7 CAS NO.7757-83-7

  • FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
  • Min.Order: 1 Kilogram
  • Payment Terms: L/C,T/T
  • Available Specifications:

    99%(1-5)Metric Ton

  • Product Details

Keywords

  • 7757-83-7
  • Sodium sulfite
  • Sodium sulphite

Quick Details

  • ProName: Sodium sulfite CAS:7757-83-7
  • CasNo: 7757-83-7
  • Molecular Formula: Na2SO3
  • Appearance: White Powder
  • Application: Water Treatment
  • DeliveryTime: Within 2 weeks after order confirmatio...
  • PackAge: 25 KG/Woven Bag Or Fiber Drum
  • Port: Qingdao Port
  • ProductionCapacity: 2000 Metric Ton/Year
  • Purity: 99%
  • Storage: Store in a cool, dry, well-ventilated...
  • Transportation: By sea or by air
  • LimitNum: 1 Kilogram
  • CAS: 7757-83-7

Superiority

Molecular Formula
Na2SO3
Molecular weight
126.04
Appearance
white or yellowish powder
PH valune
9~9.5(alkaline)
Solubility
at 40 ℃, the highest solubility is about 37.4g/100 ml of water.
Oxidizability
oxidize to sodium sulfate when contacting with air.
Decomposabilty
decompose into sodium sulphide at high temperature

 

Details

Item

Quality Index

Industry Grade

Food Grade

Purity ( As Na2SO3)

96.0% min

98.0% min

Sodium sulphate ( SO4)

2.0% max

1.2% max

Chlorides ( As NaCL)

0.5% max

0.08% max

Arsenic ( As )

-

0.0002% max

Heavy metals ( As Pb )

-

0.0005% max

Iron (Fe)

0.005% max

0.003% max

Water insoluble

0.05% max

0.01% max

 

 

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