Sodium sulfite

Sodium sulfite

Sodium sulfite

Min.Order / FOB Price:Get Latest Price

1 Metric Ton

Negotiable

  • Min.Order :1 Metric Ton
  • Purity: 98%min
  • Payment Terms : L/C,T/T,Other

Keywords

Sodium sulfite 7757-83-7 Sodium sulfite anhydrous;SODIUM SULFITE, EXSICCATED;SODIUM SULPHITE;anhydroussodiumsulfite;disodiumsulfite;exsiccatedsodiumsulfite;natriisulphis;natriumsulfid

Quick Details

  • Appearance:white crystals or powder
  • Application:It is used in dyeing industry as deoxidizer and bleaching agent for a variety of cotton fabric treating and scouring, which can prevent fabrics from local oxidation and deterioration of fibre strength
  • PackAge:at your request
  • ProductionCapacity:1000|Metric Ton|Year
  • Storage: cool and dry place
  • Transportation:By Sea,By Air,By Courier

Superiority:

  • As a professional chemical export company for many years,We can provide the high quality service in this field.
  • Good quality is our life.
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Details:

1. Good Sodium Sulfite 7757-83-7 
2.Competitive Price&Good service 
3.free sample and quick delivery

Product Description

 Name:        Good Sodium Sulfite 7757-83-7

Physical and chemical properties: 
White crystalline or powder form; triangular prism crystal shape; alkaline water solution with pH at 9 – 9.5; The highest water solubility is about 28% with temperature at 33.4°C. When exposed to air, it is oxidized to form sodium sulfate. When heated to high temperature, it decomposes to form sodium sulfide; Density: 2.633(15.4°C), Refractive Index: 1.565; Molecular Weight: 126.04.   

 

[Implementation of standards]:GB9005-88

 

Item Value
Top-grade First grade
sodium sulfite(Na2SO3)%≥ 98 97
Fe,%≤ 0.003 0.003
water-Insoluble%≤ 0.01 0.02
Free alkali(as Na2CO3),%≤ 0.001 0.1
Sulfate(as Na2SO4),%≤ 1.2 2.5
Chloride(as NaCl),%≤ 0.003 0.1

 

Application: 
It is used in dyeing industry as deoxidizer and bleaching agent for a variety of cotton fabric treating and scouring, which can prevent fabrics from local oxidation and deterioration of fibre strength. In photographic industry it is used as a reagent. In organic industry it is used as reducing agent in production of m-phenylenediamine, 25 - bared oxazolone, amino salicylic acid, etc. Textile industry uses it as a stabilizer for synthetic fibre. Other applications include various uses in paper mills, electronic industry, water treatment, etc.

 

 

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