97% Na2so3 Crystal Sodium Sulfite CAS No 7757-83-7

• CAS No.: 7757-83-7
• Formula: Na2so3
• EINECS: 231-821-4
• Certification: CCIC, CIQ, ISO
• Purity: 97%
• Type: Sodium Sulfite
• Model NO.: zhd0004
• Appearance: Crystal or Powder
• Grade Standard: Industrial Grade
• Density: 2.63 G/Cm³
• Molecular Weight: 126.04
• Application: Chemical Reducing Agent Printing and Dyeing
• Solubility: Soluble in Water, Lightly Soluble in Alcohol
• Transport Package: Bag
• Specification: 25kgs/Bag, 50kgs/Bag, 1000kgs/Bag
• Trademark: ZHD or Customable
• Origin: China
• HS Code: 2832100000
• Production Capacity: 20000ton/Per Year

Product Description

              Sodium Hydrosulfite                                     Hexamethylene Tetramine                                     Sodium Bisulfite

Product Parameters

 

CAS NO.	7757-83-7	HS.CODE	28321000
EINECS NO.	231-821-4	Storage Condition	Store at +5°C to +30°C
APPEARANCE	White powder
Odor	Strong Smell of Sulfur Dioxide
Solubility	Soluble in Water
Stability	Stable. Incompatible with strong acids
Sensitive	Moisture and Air Sensitive

Sodium Sulfite
Item	Index
Na2SO3	≥97.0%
Iron	≤0.003%
Water Insoluble Matter	≤0.02%
Free Alkali(sodium carbonate)	≤0.1%
Na2SO4	≤2.5%
NaCl	≤ 0.1%

 

Packaging

Package: 2-layer PE bag


Net Weight Per Bag: 25kgs or 50kgs or 1ton
                                 
                                                         
Port: Qingdao, Tianjin, Shanghai

Applications

Used as bleaching agent, preservative, antioxidant, bacteria inhibitor
Bleaching Agent for cotton fabrics and organics
Reducing Agent in dyestuffs, papermaking, tanning, and chemical synthesis

Company Profile

 

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