Sodium Sulphite Anhydrous
Sodium Sulphite Anhydrous
Product Code : Na2SO3
Brand Name : Yonta
Price And Quantity
- Minimum Order Quantity
- 25Mts Metric Ton
- Price Range
- 305.00 - 520.00 USD ($)
Product Specifications
- HS Code
- 2832.100000
- Other Names
- Sodium Sulfite Anhydrous; Disodium Sulfite
- Chemical Name
- Sodium Sulphite Anhydrous
- CAS No
- 7757-83-7
- EINECS No
- 231-821-4
- Standard
- 97% Min / 93% Min
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
- 2200 Metric Ton Per Year
- Delivery Time
- 21 Days
- Sample Available
- Yes
- Packaging Details
- In 25kgs /50kgs /1000kgs net p.p. woven bags