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Zibo Qingxin Chemicals Co., Ltd.

Sodium Pyrosulfite 98&Min, Sodium Pyrosulfite Industrial Grade, Factory of Sodium Pyrosulfite manufacturer / supplier in China, offering High Quality Sodium Pyrosulfite Industrial Grade, Hot Sales High Quality Reach Acetylene Carbon Black Powder, Food Grade Bp/USP/Ep Saccharin Sodium Mesh 8-12 and so on.

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Supplier Homepage Product alaki High Quality Sodium Pyrosulfite Industrial Grade

High Quality Sodium Pyrosulfite Industrial Grade

FOB Price: US $300 / Ton
Min. Order: 20 Tons
Min. Order FOB Price
20 Tons US $300/ Ton
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Production Capacity: 5000 Metric Ton/Metric Tons Per Month
Transport Package: 25kg Plastic Woven Bag/Kraft Paper Bag/PE Bag
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: sodium pyrosulfite 98&min
  • Appearance: Powder
  • CAS No.: 7681-57-4
  • Mf: Na2s2o5
  • Origin: Shandong, China
  • Type: Sodium Sulfate
  • Grade Standard: Industrial Grade
  • Einecs No.: 231-673-0
  • Trademark: QingXin
  • HS Code: 28321000
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

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

Remark :

Conformed with FCC V and E 223 Standar


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