Best Price Food Grade CAS 7757-83-7 Sodium Sulfite

• CAS No.: 7757-83-7
• Formula: Na2o3s
• EINECS: 231-821-4
• Type: Synthesis Material Intermediates
• Appearance: Powder
• Quality: Industrial
• Model NO.: CAS 7757-83-7
• Colour: White
• Physical State: Powder
• Usage: Chemical Industry
• Transport Package: Bag
• Specification: 25kg
• Trademark: SENFEIDA
• Origin: Jiangsu
• HS Code: 2832100000
• Production Capacity: 100tons/Month

Product Description

 

Chemical Name	Sodium Sulfite
CAS	2461-15-6
Molecular Formula	Na2O3S
Molecular Weight	126.04
EINECS	231-821-4
Purity	98%
Package	25kg/Bag

 

Chemical Property: White crystal or powder; no foul. Soluble in water, very slightly soluble in ethanol, almost insoluble in ether. soluble in water (when 0°C 12.54g/l OOml water; When 80°C 283g/lOOml water), in 33.4°C The maximum solubility of about 28% when the aqueous solution is alkaline. Slightly soluble in alcohol, insoluble in liquid chlorine, ammonia. Easily oxidized in air sodium, when the temperature is decomposed into sodium sulfide. To strengthen the reducing agent, reacts with sulfur dioxide,sodium bisulfite, reacted with the acid salt.

Application:The role of anhydrous sodium sulfite is extensive. In the pharmaceutical industry, paper making, leather tanning and dyeing industries and plant fiber bleaching, food, etc it has a very important role.ln addition anhydrous sodium sulfite is also used in film developing, bleaching agents, printing and dyeing industry as a deoxygenation agent.

Storage:Stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic matter.  It should be transported by clean car, with covering matter, avoid raining.

Suzhou Senfeida Chemical Co., Ltd. is an environment-friendly high-tech enterprise integrating research and development, production and sales of fine chemical products. It has been working intensively on active diluents, UV curing resins, environmental solvents, organic intermediates and other types, and gradually formed three business segments of environmental chemicals, fine chemicals and new chemical materials. It is mainly used in many fields such as engineering plastics, green energy materials, printed circuit boards, semiconductors, information/communication, flat panel displays and optoelectronic industries.  

Based on the development concept of "characteristic, green and excellent", the company has developed more than 30 kinds of characteristic chemical products in six series by virtue of its technological innovation strength. Namely: environmental solvent series, special chemicals series, epoxy resin additive series. The products are widely used in environment-friendly high-end pesticides, coatings, pharmaceuticals, spices, building materials, new materials and other industries. The efficient scientific management team, strong product research and development strength, mature product quality control, and excellent after-sales service concept ensure the company's sustainable development and good competitiveness.
1 Q:Are you manufacturer?
A: Yes, we are a factory over 10 years and our products sales well on the market.

2 Q: What is your MOQ?
A: Our MOQ is at leasst 1 One package.

3 Q: What kind of package do you have?
A: We have various of packages to meet our customers,like Iron drums,plastic drums, IBC tanks, Flexitank, ISO TANK and bags etc.

4 Q :Which kind of payment terms do you accept?
A:We prefer TT, LC payment terms. Other payment terms are flexible to be further discussed.

5 Q: Can I get a sample?
A: Free samples are available, but buyers needs to pay freight.
But for high value item, should pay sample cost.

6 Q: How long does it take for me to get a sample?
A: It depends. Generally speaking, it is about 7-10 days.

7 Q: why is the quote offered different from the sticker price?
A: As we know, prices of chemicals are not fixed, they fluctuate with the markets.

8 Q:Can you give me a discount price?
A: Yes. It depends on your order qty.

9 Q: How about your delivery? When will my goods be shipped?
A: Prompt and reliable delivery by professional shipping lines.
About 3-5 days after prepayment is done.

10 Q: Is the quality of your products guaranteed? 
A: We have a professional R&D team, so every batch of our products is up to standard. We will have goods tested and provide COA before delivery for sure.