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Xiamen Ditai Chemicals Co., Ltd.

Sodium Sulfite, Sulfite Anhydrous, Sodium Sulfite Anhydrous manufacturer / supplier in China, offering Sodium Sulfite Anhydrous 97% (CAS No.: 7757-83-7) with Best Price, Butyl Paraben with High Quality, Methyl Paraben of High Quality and so on.

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Supplier Homepage Product Inorganic Chemicals Sodium Sulfite Anhydrous 97% (CAS No.: 7757-83-7) with Best Price

Sodium Sulfite Anhydrous 97% (CAS No.: 7757-83-7) with Best Price

FOB Price: US $350-400 / Ton
Min. Order: 20 Tons
Min. Order FOB Price
20 Tons US $350-400/ Ton
Get Latest Price
Production Capacity: 1000mt/Month
Transport Package: 25kg/Bag According to The Customer′s Requirement
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: DEII
  • Grade Standard: Industrial Grade
  • Melting Point: 500 °c (Anhydrous)
  • Density: 2.633 g/cm3 (Anhydrous)
  • Odor: Sulfurous. Odorless
  • Specification: Industry grade
  • HS Code: 28321000
  • Type: Sodium Sulfide
  • Colour: White
  • Application: Lignin Removal Agent
  • Molecular Weight: 126.04
  • Trademark: DiTai
  • Origin: China
Product Description

 
We are a main supplier of 97% SodiumSulfitein China. We can supply you 99.5% Ammonium chloride with competitive price. The details of the product as follow:
:
Description:
It has the smell of sulfur dioxide. It can lose some part of sulfur dioxide in the air, at the same time it is oxidated to the sulfate. It can be dissolved about in the water, while can be dissolved slightly in the ethanol, and the water solution shows acidity. Normally, it includes many kinds of the different proportion of Sodium metabisulfite.

Usage:
It can be used as the deoxidizer and decolourant in the printing and dyeing industry. It can be used as developer in the sensitization industry.
It can be used the reducing agent in the organic industry. It can be used as stabilization agent of the synthetic fiber in the weave industry. It also can be used in the medicament industry, the paper-making, the electron and the water treatment.
Appearance: White crystallites powder


Sodium Sulfite Properties
Molecular formulaNa 2 SO 3
Molar mass126.043 g/mol
Appearancewhite solid
Odorodorless
Density2.633 g/cm 3  (anhydrous)
1.561 g/cm 3  (heptahydrate)
Melting point33.4 °C (dehydration of heptahydrate)
500 °C (anhydrous)
Boiling pointDecomposes(separate (substances) into constituent elements)
Solubility  in water67.8 g/100 mL (18 °C, heptahydrate)
Solubilitysoluble in  glycerol
insoluble in  ammonia , chlorine
Acidity  (p K a )~9 (heptahydrate)
Refractive index ( n D )1.565

 
 
Sodium Sulfite  Specification
 

Molecular Formula
Na 2  SO 3Molecule Weight126.04
CAS No.7757- 83-7HS Code28321000
Identity:White crystal or powder and have smell such as SO 2  , it will lose some sulfur dioxide if emerged in air, and create sulfate.
Uses:Used in leather and medicine, bleach textile and paper, reductant
ItemTop gradeFirst gradeQualified grade
Sodium sulfide 
(Na 2 SO 3 ) ,%≥
99.098.097.0
Water-Insoluble , %≤0.0050.020.03
Chloride (Nacl ) ,%≤0.0040.10.1
Sulfate (Na 2 SO 4  ) ,%≤1.001.52.5
Fe,%≤0.0020.0030.003
Heavy metal (Pb) ≤%0.0010.0020.002
Package25 plastic bag or big bag(FIBC)


Company Information
 
Our Company established in 2004, is located in Jinzhou city, Hebei province. We Joinville is one of the largest chemical industry base of Hebei.
We are a professional chemicals manufacturer, our products are divided into three categories, agricultural fertilizer, leather chemicals, washing chemicals.
We have 4 production lines in total.They are all well-equipped and high-efficiency.The process of production
is strictly according to the stipulation and we promise that our products are high-quality and enough-quantity.
 
 
FAQ
 
1. How long i can get the feedback after we sent the enquiry?
 A: We will reply you within 12 hours in working day
2. How can I get some samples?
 A: We are pleased to offer you sample, the delivery time is about 4-7 days.
3. What is the delivery time?
 A: 15 days normally, detail delivery date should be decided according to   production season and order quantity
 
 
Please feel free to contact us if you are interested in our company and products, we promise that we will try our best to meet all your needs and you will enjoy the best service and the most reasonable price.
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