Anhydrous 93% Pure Food Preservative Sodium Sulfite
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Anhydrous 93% Pure Food Preservative Sodium Sulfite

CAS No.: 7757-83-7
Formula: Na2so3
EINECS: 231-821-4
Purity: 90%~99%
Type: Sodium Sulfate
package:
Availability:
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  • Sodium Sulfate

  • FONDLAND

  • 2833400010

Product Description

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)

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!

Item

specification

Product name

Sodium 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 insoluble

0.02% max

Free alkall(as Na2CO3)

0.10%max

Arsenic

0.0002%max


Our Company

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.
With the aim of supplying best quality, prompt delivery, competitive price and professional service,we are looking forward to cooperating with you for a bright future!
who we are
The quality is very good, completely consistent with the seller's description, very satisfied, really like it, completely beyond expectations
12
years
260
partners
126
projects
2000
staff
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;
OUR SERVICE
Flexible and diverse settlement methods and timely delivery of goods and documents;
OUR SERVICE
The outer packaging is wear-resistant and moisture-proof, and multiple packaging methods are optional;
OUR SERVICE
Cooperate closely with shipping forwarders to ensure the safety of after-sales goods;
FAQs
  • 7*24 Hours Service
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    1. Q: Are you manufacturer or trading company?
        A: We are trading company but we have shares in several cooperated factories.
     2. Q: What would you do to guarantee the product quality?
        A: We have professional quality control team with strict quality control system and rigorous QHSE.
             We give supervision on container loading and delivery to ensure the clearness and neatness of package. 
    3. Q: What about your price?
        A: We always supply the products with appropriate price,because we believe this is an effective way to build
            long -  term business with our  customers and earn good reputation.
    4. Q: What payment terms do you accept?
        A: For new customers, we accept 30% T/T in advance,70% balance against copy of shipping docs,L/C at sight;
             For old customers, the payment terms can be negotiated accordingly.
    5. Q: What about the order lead time?
        A: Usually the order lead time is 10-15days after receiving your prepayment.
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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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    Cellphone:+86-18953681279
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