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Sodium Sulphite Anhydrous

Sodium Sulphite Anhydrous
Sodium Sulphite Anhydrous
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Product Code : Na2SO3
Brand Name : Yonta
Price And Quantity
  • Minimum Order Quantity
  • 25Mts
  • Unit of Measure
  • Metric Ton/Metric Tons
  • Price Range
  • 305 - 520 USD ($)
Product Specifications
  • Other Names
  • Sodium Sulfite Anhydrous; Disodium Sulfite
  • HS Code
  • 2832.100000
  • Chemical Name
  • Sodium Sulphite Anhydrous
  • CAS No
  • 7757-83-7
  • EINECS No
  • 231-821-4
  • Standard
  • 97% Min / 93% Min
Product Description

Sodium Sulphite Anhydrous

- Product Identification
CAS No. : 7757-83-7
EINECS No. : 231-821-4
H.S. Code : 2832.100000
Formula : Na2SO3
Molecular Weight : 126.04
Toxicity : Oral mouse LD50: 820 mg/kg
Synonyms : Sodium Sulfite Anhydrous; Disodium Sulfite; Natrii Sulphis; Natrium Sulfurosum;
Natriumsulfit (German); Sulfurous Acid, Disodium Salt;

- Physical And Chemical Properties
Physical State : White crystalline powder
Melting Point : Decomposes
Specific Gravity : 2.633
Solubility in water : good
PH : 9
Vapor Density : 4.35
NFPA Ratings : Health: 1 Flammability: 0 Reactivity: 0
Stability : Stable under ordinary conditions

- Applications
- Pharmaceutical industry for the production of chloroform, benzene, styrene sulfone, formaldehyde.
- Rubber industry as a coagulant.
- Bleached cotton printing and dyeing industry as the dechlorination agent, cotton scouring agent. It can prevent the partial oxidation of cotton cloth fiber and influence the fiber strength.
- Leather tanning industry for processing make the leather soft, plump, tough, waterproof, bending, wear and other properties.
- The chemical industry for the production of vanillin hydroxyl, hydroxylamine hydrochloride and so on.
- Photographic Industry as a developer, etc.
- The food industry as a bleaching agent, preservatives, leavening agent, antioxidant, color agents and the insurance agent. as reducer in producing dehydration vegetables.
- Electronics industry for the manufacture of photosensitive resistance.
- Paper-making, Electronic, Water-treatment for electroplating wastewater, drinking water, etc.

- Specification
Testing Items / Quality Standard Type (1) / Quality Standard Type (2)
Appearance : White crystalline powder / White crystalline powder
Purity NA2SO3 : 97% Min / 93% Min
Water Insoluble : 0.02% Max / 0.03% Max
Fe : 0.003% Max / 0.005% Max
Free Alkali, as NA2CO3 : 0.1% Max / 0.4% Max
Sulphates, as NA2SO4 : 2.5% Max / -
Chlorides, as NACL : 0.1% Max / -

- Transportation
Storage : Stored in cool and dry place, avoid moisture and heat
Packing : In 25kgs /50kgs /1000kgs net p.p. woven bags

- Other Trade Information
Min. Order Quantity : 25 MTS
Supply Capacity : 22,000Mts /Year
Loading Capacity : 27Mts/1080Bags (1x20'FCL)
Port of Loading : Huangpu / Hengyang / Tianjin, China
Fresh Stocks : Yes
Ref. Price : USD305.- ~ USD520.- /MT FOB Huangpu / Tianjin, China
Shipment Time : Within 2-3 weeks upon receipt of advance payment or L/C .
Payment Terms : T/T, L/C ( Sight / 90days ), D/P, Western Union
Origin : Hunan, Tianjin
Sample Availability : Yes
Main Export Markets : India, Indonesia, Thailand, Pakistan, Bangladesh, Iran, Argentina, Turkey

Trade Information
  • FOB Port
  • Huangpu/Tianjin, China
  • Supply Ability
  • 22000Mts Per Year
  • Delivery Time
  • 21 Days
  • Sample Available
  • Yes
  • Packaging Details
  • In 25kgs /50kgs /1000kgs net p.p. woven bags

CHANGSHA YONTA INDUSTRY CO., LTD.
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CHANGSHA YONTA INDUSTRY CO., LTD.
Rm.1717, North Bldg. No. 368, East 2nd Ring Road (2nd Section), Changsha - 410016, Hunan, China
Mr Zhu He (General Manager)
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