Changsha Yonta Industry Co., Ltd.

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Sodium Sulphite Anhydrous

Mit Info in Verbindung treten
  • Land/Region: China (Festland)
  • Provinz: Hunan
  • Kontakt-Person: Mr. He Zhu
  • Telefon: 86-731-85352228
  • Telefax: 86-731-85352208
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Sodium Sulphite Anhydrous

Produkt-Kategorie Anorganisches Salz
Verkaufs-Methode Export,Großverkauf
Zahlungs-Ausdruck T/T,L/C am Anblick,D/P sight,Western Union
Minimaler Auftrag Stückpreis
25 Stücke USD 305 / Stück
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Produktbeschreibung

Produkteigenschaft:

  • Hunan , China (Festland)
  • 97% Min & 93% Min
  • Yonta
  • Sodium Sulphite Anhydrous
  • CIQ
  • 09/29/2018

Zusätzliches Info:

  • Ja
  • 22000 Tonnen / Jahr
  • innerhalb 21 Days
  • Huangpu ,China
  • In 25kgs /50kgs /1000kgs net p.p. woven bags
  • ** (cm)

Produktbeschreibungen / Eigenschaften

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

Kunden-Schlüsselwörter:
Sodium Sulfite Anhydrous, 7757-83-7, 231-821-4, Paper-making Electronic, Water-treatment for electroplating wastewater
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