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Home » Product Directory » Chemicals » Inorganic Chemicals » Inorganic Salt » Sodium Pyrosulfite (KL-20)

Sodium Pyrosulfite (KL-20)

Sodium Pyrosulfite (KL-20)
Sodium Pyrosulfite (KL-20)
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Product Description

Property: White or light yellow crystal powder, a strong smell of sulfur dioxide, relative density is 1.4, easy to dissolve in water and glycerin, water solution. It has acidity, and its solubility will become large while raising the temperature and is less to dissolve in ethanol.
Molecular Formula: Na2S2O5
Molecule Weight: 190.12
CAS No.: 7681-57-4
Appearance: White Free Flowing Fine Crystal or Powder
Packing: Packed in 25kg plastic woven bag, 25kg Kraft paper bag, 25kg PE bag, 500kg/1000kg/1100kg/1200kg jumbo bag or as per the buyer's requirement.
Specification For Food Grade and Industry Grade:

Item Quality Index
Food Grade: Industry Grade
Purity ( As Na2S2O5): 98.0% min 96.0% 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
Remark: Conformed with FCC V and E 223 Standard

More Product Features

   
Trademark:  KL
Model NO.:  KL-20
Standard:  ISO9001: 2000
Productivity:  Ttor L/C at Sight
Shipment Terms:  Wihtin 2 Weeks
Payment Terms:  L/C
Minimum Order:  1 mt
Origin:  China
Packing:  25kg Bag or as Your Request
Quality:  Technical Grade
Appearance:  Powder
Export Markets:  North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Company: Shijiazhuang Kelichuangxin Chemicals Co., Ltd.

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