Stability Crytstal Gold Precipitation Sodium Sulfite
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Stability Crytstal Gold Precipitation Sodium Sulfite

CAS No.: 7757-83-7
Formula: Na2so3
EINECS: 231-821-4
Certification: CCIC, CIQ, RoHS, ISO, Kosher/Halal
Purity: 90%~99%
Type: Sodium Sulfate
package:
Availability:
Quantity:
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  • 90%-99%

  • FONDLAND

  • 28321000

Product Description

1. Sodium sulfite is white gravel or powder crystal.  
2. Soluble in water, aqueous solution is alkaline.  Slightly soluble in alcohol.  
3. It is easy to oxidize in humid air or sunlight, forming sodium sulfate.  It has strong reducibility.  Decomposition by acid releases sulfur dioxide.  

亚硫酸钠1000-不带字 (11)

Package:

We can produce different packaging methods according to customer requirements.

亚硫酸钠800 (2)亚硫酸钠800 (1)

COA

All product parameters have been tested by professional authorities!
If you want to know more about sodium benzoate  product parameters, please contact us!
Product parameters are the basic indicators of product quality, we can guarantee product quality!

Itemspecification
Product nameSodium sulfite
Purity(As Na2SO3)97%min
Sodium sulphate ( SO4)2.0%max
Chlorides ( As NaCL)0.1% max
Heavy metals ( As Pb )0.001%max
Iron (Fe)0.003% max
Water insoluble0.02% max
Free alkall(as Na2CO3)0.10%max
Arsenic0.0002%max


Usage:

1.Used as bleaching agent,preservative,loosening agent and antioxidant in food industry.It is also used in pharmaceutical synthesis and as a reducing agent  in the production of dehydrated vegetables.
2.It used as dye reducing agent in the smelting of various cotton fabrics to improve the products' whiteness,the textile industry is used as a stabilizer for man-made fibers.
3.The paper industry is used as a lignin remover.
4.The electronics industry is used to manfacture photoresistors.
Used as a developer in photosensitive industry.
5.The water treatment industry is used for electroplating wastewater,drinking water trestment,etc.
6.Used as a reducing agent in the organic industry is in production to prevent the oxidation of semi-finished products during the reaction process.
7.Used to produce cellulose sulfite,sodium thiosulfate.

亚硫酸钠用途 (2)

About US

Fondland Chemicals Co., Ltd.  established in 2010,  is a leading manufacturer and supplier of chemical products in China.  
We have our own logistics company, large storage center. And we also reach a close cooperation with excellent import and export agency.So we can provide a full range of one-stop service for domestic and foreign customers.
Our products were sold to most of the world, including Middle East, Africa, Southeast Asia, North America, South America , Europe etc.
Main products: soda ash, sodium bicarbonate, calcium chloride, formic acid , citric acid and other chemical products and food additives.
FAQs
  • 7*24 Hours Service
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    Q1: When will my order be shipped?
    A: Within 10-15 working days after the payment.

    Q2: Can i get some samples?
    A: Yes, contact me to know more about sample
     
    Q3: How to confirm the Product Quality before placing orders?
    A: Every product is with professional COA. Please be sure about the quality.
    If any doubt, sample is available to you to be tested before large quantity order.

    Q4: How to start orders or make payments?
    A: Payment by T/T, Western Union,MoneyGram etc
  • A. More than 12 years of export experience, and professionals provide 24-hour online services;
    B. Good quality, guaranteed price, fast supply and large quantity;
    C. Flexible and diverse settlement methods and timely delivery of goods and documents;
    D. The outer packaging is wear-resistant and moisture-proof, and multiple packaging methods are optional;
    E. Cooperate closely with shipping forwarders to ensure the safety of after-sales goods;
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About Us

Fondland Chemicals Co.Ltd. established in 2010, is a leading manufacturer and supplier of chemical products in China.We have our own logistics company, large storage center.

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