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Sodium bisulfite

BGC Id:200175626641
CAS No:7631-90-5
Synonyms:sodium acid sulfite ; fr-62 ; hydrogen sodium sulfite ; pyrosulfite ; sulfurousacid, sodium salt (1:1) ; sodium sulfite (nahso3) ; uantaxsbs ; e 222 ; sodium disulfite ; sodium hydrogen sulfite ; natriumdisulfit ; nahso3 ; hydrogen sulfite sodium ; sodium bisulfite (nahso3) ; bisulfite ; sodium bisulfite ; monosodium sulfite ; sodiumsulhydrate ; sodium acid ; sodium hydrogensulfite ; sodium bisulphite ; disulfite ; sulfurousacid, monosodium salt (8ci,9ci) ; sodiumbisulfite
Molecular Formula:HNaO3S
Molecular Weight:104.06
EINECS:231-548-0
Structural Formula

2026 - The most valued supplier

The following 15 notable providers have been checked and can be recommended.
Chemical-Suppliers
Senzhuo Industry
Purity : 58.% Spec 1 : White crystal powder Application : Used for bleaching cotton fabrics and organic compounds, reducing agents, pharmaceutical intermediates, bleaching agents, preservatives, antioxidants.
Chemical-Suppliers
Simagchem
Sodium bisulfite (sodium hydrogen sulfite) is a chemical compound with the chemical formula NaHSO3. Sodium bisulfite is a food additive with E number E222. This salt of bisulfite can be prepared by bubbling sulfur dioxide in a solution of sodium carbonate in water. Sodium bisulfite in contact with chlorine bleach (aqueous solution of sodium hypochlorite) will generate heat and form sodium bisulfate and sodium chloride. Appearance & Physical State white powder Density 1.48
Chemical-Suppliers
Sancai Industry
Purity (NaHSO3) 99.0%min SO2 64-67% Water insoluble 0.03% max Chloride (Cl) 0.05% max Iron (Fe) 0.004% max Heavy metal (as Pb) 0.001% max Arsenic (As) 0.0002% max PH Value 4.0-5.0
Chemical-Suppliers
Zehao Industry
Appearance White or light yellow powder NaHSO3,% ≥ 99.00 Water insoluble,% ≤ 0.03 Fe,% ≤ 0.003 As,% ≤ 0.0002 Pb,% ≤ 0.001

Chemical-Suppliers
Leap Chem
Molecular Formula: HNaO3S Molecular Weight: 104.06 Hazard Symbols: Xn UN Number: UN 2693 WGKGermany: 1 HS Code: 28321000

The last intensive check and update was carried out on 2026/08/19.

Identify

Synonyms:
sodium acid sulfite ; fr-62 ; hydrogen sodium sulfite ; pyrosulfite ; sulfurousacid, sodium salt (1:1) ; sodium sulfite (nahso3) ; uantaxsbs ; e 222 ; sodium disulfite ; sodium hydrogen sulfite ; natriumdisulfit ; nahso3 ; hydrogen sulfite sodium ; sodium bisulfite (nahso3) ; bisulfite ; sodium bisulfite ; monosodium sulfite ; sodiumsulhydrate ; sodium acid ; sodium hydrogensulfite ; sodium bisulphite ; disulfite ; sulfurousacid, monosodium salt (8ci,9ci) ; sodiumbisulfite
CAS:
7631-90-5
EINECS:
231-548-0
Molecular Formula:
HNaO3S
MDL:
MFCD00003530

Properties

Molecular Weight:
104.06 g·mol−1
Density:
1.48 g/cm3
Melting point:
150 °C
Solubility:
300 g/L in water

Suppliers

Senzhuo Industry Co.,Ltd

Senzhuo Industry Co., Ltd. (“Senzhuo”) established in 2009, is a key chemical manufacturer and supplier in China. We are engaged in supply high quality pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. We also customize high value-added chemicals and intermediates for the customer. Senzhuo industy Co.,Ltd factory located in both Zhangqiu industrial zone and Jiangshu industrial zone. Sales office in Jinan city ...
Country: P.R.China   Phone: +86-15165036020   Telefax: +86-88902568

Refine Chemical Co.,Ltd.

Company type: Producer
Country: P.R.China
Phone: +86 15665752805
Telefax: +86 15665752805
Refine Chemical Co.,Ltd. is a manufacturer and exporter for chemical material. We have diversified activities in R&D, application development, production, sales and also trading. Our factory was established in September of year 2000 with total area 150,000 square meters, we specialize in the business of organic intermediate, daily chemical, chemical additive, and fine chemicals. Refine Chemical Co.,Ltd. also offers Polyoxyethylene 20 cetyl ether. Our company has passed ISO9001, ISO14001 quality and environmental management system certification ...

Simagchem Corporation

Your partner in China for chemicals business. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation. We sell Allyl mercaptan as well.
Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 2680 277
Telefax: +86 592 2680 237

Sancai Industry Co.,Ltd.

Company type: Leading producer
Sancai Industry is involved in supplying of fine chemicals, food and nutrition,personal care, medical intermediate etc, We can also customize chemicals for our customers.Taking advantage of innovative technology and excellent talents and through over 15 years of development,We have stabled good relation with clients in and abroad. In order to be competitive on the market. We have established the global marketing network, independent research center, testing center, and key ...
Country: P.R.China   Phone: +86-531-88913079   Telefax: +86-531-88913079

Shandong Lanhai Industry Co.,Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-15953182965
Shandong Lanhai Industry Co., Ltd established in 2015. The headquartered located in the beautiful Spring city Jinan. The company's factory is located in Coal Chemical Industrial Park, Juye County, Heze City Shandong province.Lanhai Industry is a high-tech enterprise in Shandong Province. Additionally Magnesium orotate is supplied by us. The company integrates science, industry and trade, specializing in the research, development, production and operation of fluorosilicone products, OLED intermediates and agricultural fertili ...

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. H&Z Industry Co.,Ltd also offers Tetrabutylammonium iodide. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.
Country: P.R.China
Phone: +86 13583185792
Telefax: +86 531 88905468

Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. N-Bromophthalimide is also served by Zehao Industry Co., Ltd.. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. Our capabilities are comprised of our manufacturi ...
Country: P.R.China   Phone: +86-531-88909322   Telefax: +86-531-88909322

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Company type: Producer
Country: P.R.China
Phone: +86 571 88026825
Telefax: +86 571 88282557
Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. Dithiocarbonic acid S,S-dimethyl ester will be also provided by us. We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...

Lori Industry Co., Ltd

Lori industry Co., Ltd was established in 2002 years. It is a large-scale manufacturer integrating R&D, produce and sales. (+/-)-trans-1,2-Diaminocyclohexane is also served by Lori Industry Co., Ltd. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...
Company type: Bulk chemical producer
Country: P.R.China
Phone: +86-13011713125
Telefax: +86-13011713125

Shandong SanYoung Industry Co., Ltd

Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. Ethyl pyruvate will be also provided by us. The company's main products include: photoinitiator; light stabilizer; polymer retardant; ultraviolet absorbent; fine chemical products and pharmaceutical intermediates, we can also customize chemicals for our customers. Our company has a large number of customers with good reputation at home and abroad, ...
Country: P.R.China   Phone: +86 155-64526813   Telefax: +86 531-56897532

Xingrui Industry Co., Limited

Company type: Leading producer
Country: P.R.China
Phone: +86-531-88980365
Telefax: +86-531-88980365
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. The company is ranked among the outstanding producers in the fine chemical industry. Xingrui Industry Co., Limited is a seller of Aviptadil acetate. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...

Xiamen Equation Chemical Co.,Ltd

Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers.
Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...
Country: P.R.China   Phone: +852-30606658  

Skyrun Industrial Co., Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-576-84015261
Telefax: +86-576-84015261
Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. H-Phe-Leu-NH2.HBr is also served by Skyrun Industrial Co., Ltd.. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...

BuGuCh & Partners

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...
Company type: Producer
Country: Germany

Safety Information

Hazard Classes:
Risk Codes:
22-31-41-52 (R)
Safety Codes:
26-39-46-25 (S)
WGK Germany:
1
RID / ADR:
UN 2693
RTECS:
UX8225000
Storage temperature:
Store at RT.

What other providers are available for CAS 7631-90-5?

In addition to the providers presented here for Sodium bisulfite with the CAS number 7631-90-5, there are other 25 providers with slightly different product names available for this CAS number.

+3 additional providers that we know from the past
Dayang Chem (Hangzhou) Co.,Ltd. | Molekula GmbH +5 additional providers that we know from the past
+12 additional providers that we know from the past
+3 additional providers that we know from the past




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