Supply CAS No. 7681-57-4 Sodium Metabisulfite for Industrial Grade

• CAS No.: 7681-57-4
• Formula: 2na.O5s2
• EINECS: 231-673-0
• Type: Synthesis Material Intermediates
• Appearance: Powder
• Quality: Industrial
• Model NO.: QM011-39
• Colour: White
• Melting Point: >300 °c (Lit.)
• Density: 1.48
• Solubility: 540 G/L (20°c)
• pH: 4.5 at 50 G/L at 20 °c
• Color: White to Slightly Yellow
• Transport Package: 25kg/Drum
• Specification: 25kg/drum
• Trademark: Qinmu
• Origin: China
• Production Capacity: 5000

Product Description

name	Sodium metabisulfite
cas	7681-57-4
melting point	>300 °C (lit.)
density	1.48
solubility	540 g/L (20°C)
PH	4.5 at 50 g/l at 20 °C
MF	2Na.O5S2
MW	190.11
storage temp	Store at +5°C to +30°C.

synonym
Sodium metabisulfite, SO2 58.5% min;disodiummetabisulfite;disodiumpyrosulphite;fertisilo;metabisulfitedesodium;Sodiummetabisufite;SodiumMetabisulphiteAcs;SodiumMetabisulphiteExtraPure
related categories
Co sulfides and sulfates;  Inorganic chemical products;  Inorganic salt;  Bleach;  Food additives;  Sodium;  Inorganic compounds and salts;  Natural food;  Organic and inorganic chemical industry;  Other inorganic materials;  Catalysis and inorganic chemistry;  General reagent;  Acid;  Pharmaceutical excipients;  Biochemical reagent;  Sweeteners;  Chinese medicine reference substance;  
Application
Used as preservative, bleach and loose agent in food processing.  Industrial sodium pyrosulfite used for printing and dyeing, organic synthesis, printing, leather, pharmaceutical and other departments;  Sodium metabisulfite is used in the chemical and pharmaceutical industry to produce insurance powder, sulfadimethylpyrimidine anazine, caprolactam, and chloroform, phenylpropylsulfone and benzene Chemicalbook formaldehyde purification.  An ingredient used in the photographic industry as a fixing agent.  The spice industry is used to produce vanillin.  Used as preservative in brewing industry, rubber coagulant and cotton cloth bleaching dechlorination agent.  Organic intermediates, dyes, tanning used as reducing agents used in electroplating industry, oilfield wastewater treatment and as mineral processing agent in mines, etc.  

Company Information

About us
1.More than 10 years chemical exporting experience
 
We have produced chemical more than fifteen years, 80% products are for export .
More than 10 years chemical exporting experience. Good and stabilized factory price.
 
2.Strict quality control system
 
We has passed through the ISO9001:2015 Quality System Certificate, we have strict quality control system
 
 

 

3.Supply sample
 
Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity 
Founded in 2008, Qinmu fine chemical Co., Ltd. is located in Yanshan Industrial area, Jiangxi province, whose head office is located in the beautiful spring city Jinan, the company owns almost 20 acre and more than 80 workers, of whom are mostly high academic qualifications, and 10 technicians in our laboratory and plant to guide all the matters of R& D and the whole production. We have 2 pieces of 1000L/high-pressure reactors, 4 pieces of 200L/high-pressure hydrogenation reactors, and other advanced equipments like Germany-imported centrifuges, dryers, rectifying tower and so on.

 

With all the efforts of everyone, our turnovers in 2018 beyond $ 21 million, becomes bigger and bigger; Customers spreads from Asia to Europe, America and Australia, like Samsung, Miwon commercial of Korea, Thailand Tiger, Novas of UK, Synthos of Poland, Gujarat Fluorochemicals Ltd. Of India. And so on.

As an ISO 9001 qualified company, we are mainly specialized in producing high quality but low price Pharmaceutical intermediates, APIs, synthetic intermediates, as well as some materials in dyes industries, almost half of the goods are for exporting.

Additionally, we provide the OEM (customize) manufactures for intermediates, if you can′t find materials from the world, just tell us, we will research and produce in our high-tech equipped laboratory. We are dedicated to satisfying our customers with our products and services. To mutual cooperation, to win-win benefit!
 

Our Services
1.Supply sample
2.The packing also can be according the customers` requirment
3.Any inquiries will be replied within 24 hours
4.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.
5.Factory price.
6.Prompt delivery. We have good cooperation with many professional forwarders, We can send the products to you once you confirm the order.
7.We can accept various payment methods, L/C, T/T, D/A, D/P, paypal, Western Union etc., and we cooperate with Sinosure many years.