Na2so3/CAS No7757-83-7 Sodium Sulphite Sodium Sulfite

• Customization: Available
• CAS No.: 7757-83-7
• Formula: Na2so3
• Model NO.: sodium sulfite
• Certification: CCIC, CIQ, RoHS, ISO, Kosher/Halal
• Purity: 90%~99%
• Type: Sodium Sulfate
• Appearance: Powder
• Grade Standard: Food/Industry/Electron/Medicine/Reagent Grade
• Loading Qty: 27mt
• Model No: 97%
• Expiration Date: 2years
• Anther Name: Sodium Sulphite Anhyddrous
• HS: 2832100000
• Storage: Cool and Dry Place
• Transport Information: by Sea
• Smell: Odourless
• Dissolve in Water: Y
• Color: White
• Impurity: No
• Toxicity: Non-Toxic
• Melting Point: 500ºC
• Density: 2.63
• Shipping Marks: as Your Requirement
• Transport Package: 25kg PP Bag/Palletized 25kg PP Bags
• Specification: 25kg 1000kg
• Trademark: fondland
• Origin: China
• HS Code: 2832100000
• Production Capacity: 10000 Tons

Product Description

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.  
 

Product Parameters

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

Product 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.

Packaging & Shipping

We can produce different packaging methods according to customer requirements.

We can also beat trays.

Welcome the first time contact and communication, let us have the opportunity to further understand each other!  So you need to buy any other products from China will be more convenient and worry less, we are very happy to provide you with all kinds of services! 

Company Profile

  We Fondland Chemicals Co., Ltd (hereafter referred as FONDLAND) established in 2010, are the leading manufacturer and supplier of Chemicals.FONDLAND founded relying on Shandong Haihua Group with strongest supplying capability and competitive price. Our products were sold to most of the world, including Middle East, Africa, Southeast Asia, North America, South America , Europe etc.
Our mainly products:Sodium carbonate,Sodium bicarbonate,Ammonium bicarbonate,Aluminum sulfate,Calcium chloride,Magnesium chloride,Sodium metabisulfite,Sodium nitrite,Sodium nitrate Potassium sulfate,Poly aluminium chloride ,Caustic soda ,Phosphoric Acid ,Acetic acid and so on.
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!
Besides Chemicals, FONDLAND have our own logistics team and warehouse.

EXHIBITIONS

EXHIBITIONS AND CUSTOMERS VISIT:Welcome your inquiry and look forward to a pleasant chat.
Colleagues attending the exhibition are introducing products to customers.
Customers are very positive about our company.
Our foreign trade personnel are very professional,please feel free to contact us!

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!
Besides Chemicals, FONDLAND have our own logistics team and warehouse.

Our Advantages

Resource advantage
On the vast tidal flat wriggling over 50 kilometer along the coastline, abundant brine resource is hidden with 1.63 billion cubic meter reserves. Saltern with annual output of 4 million tons of crude salt stretches for 800,000 ares
Traffic advantage
Da lai long Railway is straight through the  plant; National Highway No.206.and 309,Wei lai Expressway and Jiqing Expressway is adjacent to the factory and run through the surrounding areas
Port advantage
weifang Yangzi port, longkou port and Qingdao port are available for the transportation of raw- material and the exportation of finished products
Talent advantage
The company has more than 30 senior experts in saline chemical industry, college degree or above employees account for 80% of the total number of employees.

FAQ

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
Thank you for browsing our products patiently, on behalf of all my colleagues, I wish you a better future!
Welcome the first time contact and communication, let us have the opportunity to further understand each other!  So you need to buy any other products from China will be more convenient and worry less, we are very happy to provide you with all kinds of services!