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Sodium Pyrosulfite

Sodium metabisulfite (Na2S2O5),is a kind of inorganic compound,white or yellow crystal, with a strong pungent smell,soluble in water,aqueous solution is acidic,and strong acid contact will release sulfur dioxide and generate the corresponding salts.

Product Introduction

Product Details
 
English Name: Sodium Pyrosulfite
CAS: 7681-57-4
Molecular Weight: 190.107
Density£º 1.48 g/cm³
Hazard Description£º R22£»R31£»R41
Chemical Formula: Na2S2O5
EINECS: 231-673-0
Melting Point: 150 ¡æ
Hazard Symbol£º Xn
Security Description£º S26£»S39£»S46
 

Main features

1. Reasonable price, stable quality and short delivery time

2. According to the policies of different countries, timely follow up orders and arrange shipments, and provide complete customs clearance documents

3. Can notify customers of market price trends in a timely manner

4. Any inquiry will be replied within 12 hours
 

Packaging and Delivery

standard packaging

Quantity(kilograms) 1-10000 >10000
Est. Time(days) 7 To be negotiated

Image example
 


 

Production Process
 


 

Product application scenarios
1.Chemical industry
Used in the production of sodium hydrosulfite,sulfamethazine,acetamide, caprolactam,and the purification of chloroform,phenylpropylsulfone,and benzaldehyde.An ingredient used in the photographic industry as a fixing agent.The spice industry is used to produce vanillin.Used as a preservative in the brewing industry,a rubber coagulant,and a dechlorination agent after bleaching of cotton cloth.Organic intermediates,dyes,and tanning are used as reducing agents in the electroplating industry,wastewater treatment in oil fields,and mineral processing agents in mines.
2.Industry
Used in printing and dyeing, organic synthesis,printing, tanning,pharmaceutical and other departments;Used as a preservative,bleach,and loosening agent in food processing.
3.Used as a chemical reagent
(Printing, dyeing, photography, etc.),used as bleach,mordant,reducing agent,rubber coagulant,and also used in organic synthesis,pharmaceuticals,and spices.

 

Our advantage

Luli Chemical Co., Ltd. is located in Liaocheng City, Shandong Province, which integrates science, industry and trade. It has a superior geographical location and convenient logistics and transportation. It can quickly provide users with various chemical products of good quality and reasonable price. The company mainly focuses on the research and development, production and operation of fine chemical products, and has gathered many competitive chemicals in various forms such as self-built production bases, equity participation and holding. The products involve all kinds of chemical raw materials, pharmaceutical intermediates, pigment and dye intermediates, chemical reagents, food additives and many other fields.
 

FAQ

¡¡¡¡Q: Is there a discount?

¡¡¡¡A: Yes, we offer lower prices for large quantities. Our quotes will vary in price range, so please let us know how much you need.

¡¡¡¡Q:What's your delivery time?

¡¡¡¡A:It depends on order quantity,usually we will arrange shipment within 3-20 days.

¡¡¡¡Q:When can I get reply?

¡¡¡¡A:Our sales manager will contact you within 24 hours!

¡¡¡¡Q:What documents do you provide?

¡¡¡¡A:Usually,we provide Commercial Invoice,Packing ListBill of LoadingCOA,Health Certificate and Origin Certificate etc If there are any snecial recuirements in your market please let us know

¡¡¡¡Q:Can I get sample before order?

¡¡¡¡A:Yes,we can provide free sample once price is agreedand you have to pay us the delivery fee in advance

 

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