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Sodium metabisulfite

BGC Id:950131551832
CAS No:7681-57-4
Synonyms:disodium metabisulfite ; sodium pyrosulfit ; natrium metabisulfurosum ; fertisilo ; disodiumpyrosulphite ; disodium disulfite ; natriummetabisulfit ; disodium pyrosulfite ; sodium pyrosulphite ; sodium dissulfite ; disodium disulphite ; sodiummetabisufite ; sodium disulfite ; e223 ; sodium pyrosulfite ; sodium disulphite
Molecular Formula:2Na.O5S2
Molecular Weight:190.10
EINECS:231-673-0
Structural Formula

Verified providers in 2025

The following 22 notable providers have been checked and can be recommended.
Chemical-Suppliers
Shandong Chuangying Chemical
Appearance   White or little yellow powder
Na2S2O5   96.5% min.
Iron (Fe)   ≤ 0.01%
Insolubles   ≤ 0.05%
Arsenic(As)   ≤ 0.0001
>>more
Chemical-Suppliers
Sancai Industry
NA2S2O5 96.5%MIN
SO2 65%MIN
IRON 0.005%MAX
WATER INSOLUBLE MATTER 0.05%MAX
HEAVY METALS AS PB
>>more

The last intensive check and update was carried out on 2025/09/30.

Identify

Synonyms:
disodium metabisulfite ; sodium pyrosulfit ; natrium metabisulfurosum ; fertisilo ; disodiumpyrosulphite ; disodium disulfite ; natriummetabisulfit ; disodium pyrosulfite ; sodium pyrosulphite ; sodium dissulfite ; disodium disulphite ; sodiummetabisufite ; sodium disulfite ; e223 ; sodium pyrosulfite ; sodium disulphite
CAS:
7681-57-4
EINECS:
231-673-0
Molecular Formula:
2Na.O5S2
MDL:
MFCD00167602
SMILES:
CCN1C=C[N+](=C1)C.C(F)(F)(F)S(=O)(=O)[O-]

Properties

Molecular Weight:
190.10 g·mol−1
Density:
1.48 g/cm3
Melting point:
>170 °C (begins at 150 °C)
Solubility:
water: 54 g/100 ml
Physical Description:
white crystalline powder with a sulfur smell

Suppliers

Hädener Rohstoffe GmbH

Hädener Rohstoffe GmbH is a leading Swiss distributor founded in 1987 with main activities in the market of life science, food ingredients, industrial chemicals and cosmetic raw materials. Beside our headquarter in St. Gallen we have an office in Shanghai, warehouses in Rotterdam and St. L-Malic acid также будут предоставлены нами. Gallen with a logistical network serving the Swiss and EU market. Hädener Rohstoffe GmbH is a partner to the raw material processing industry, developing tailor made solutions, offering a coh ...
страна: Switzerland   телефон: +41-(0)71223 5218   факс: +41-(0)71223 5219

Shandong Chuangying Chemical Co., Ltd.

страна: P.R.China
телефон: +86 18853181302
Shandong Chuangying Chemical Co., Ltd. is located in the new material trading center of Tianqiao District, Jinan City, Shandong Province. It mainly deals in acrylates, alcohols, phenenes, ethers, esters, alkanes, amines, plasticizers, resins and emulsions. Chemical products such as chemicals, and established long-term and stable cooperative relations with many manufacturers and agents. Shandong Chuangying Chemical Co., Ltd. has a full range of products at reasonable prices. Мы предоставляем DL-3-Hydroxybutyric acid sodium salt также. T ...

VMP Chemiekontor GmbH

The VMP chemistry Kontor GmbH grew out of a desire to return to the back, which we were already years ago. A successful family business and on market estimates of where the customer is paramount. Мы продавцом DL-Methionine. The founders and some employees of the VMP are all former "Family" of a successful trader chemicals. We are a traditionally acting trading company for chemical raw materials based in Siegburg, which was established on 01.07.2012, and sees itself as a partner to raw materials processi ...
страна: Germany
телефон: +49 2241 265660
факс: +49 2241 26566-99

AXO Industry SA

Distributor of pharmaceutical, nutraceutical, cosmetic and food raw materials. The raw material in bulk or in tailor-made packings.
страна: Belgium   телефон: +32 10 24 67 28   факс: +32 10 24 59 12

Zyntex Ltd

Тип компании: Bulk chemical supplier
страна: Türkiye
As Zyntex, we have been providing reliable solutions at global standards in the pharmaceutical raw materials and specialty chemicals sector since our establishment. The mission of contributing to human health and supporting technological progress is at the center of our activities. Our wide range of products ranges from pharmaceutical active ingredients to food supplements, from feed additives to innovative chemical products. Our Quality and Trust-Oriented Approach Zyntex ...

Shanghai Mintchem Development Co., Ltd.

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Тип компании: Leading producer
страна: P.R.China
телефон: +86-21-68451592
факс: +86-21-68450923

OPQ Chemical Co., Ltd

Тип компании: Producer
OPQ Chemical is a high tech enterprise,located in China Spring city(Jinan).Mainly engages in the development and production of phenolic and quinones,additive agents, dying stuffs, and pesticide intermediates,and also has been involved in other fine chemicals,cosmetic raw materials etc.And actively practices the business philosophy of "MY heart, let you feel more assured". Мы поставляем нашу Cinnamaldehyde химический продукт. OPQ has international advanced production technology and equipment, the company's marketing network thro ...
страна: P.R.China   телефон: +86-17615852982  

Simagchem Corporation

Тип компании: Bulk chemical producer
страна: P.R.China
телефон: +86 592 2680 277
факс: +86 592 2680 237
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. Кроме того 3,4-Difluorobenzenesulfonyl chloride поставляется нами.

Unilong Industry Co.,Ltd

Мы поставщик Adipic acid dihydrazide.
Тип компании: Bulk chemical producer
страна: P.R.China
телефон: +86-15668417750
факс: +86-531-55690079

Sancai Industry Co.,Ltd.

Тип компании: 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 ...
страна: P.R.China   телефон: +86-531-88913079   факс: +86-531-88913079

Hangzhou Keying Chem Co., Ltd.

страна: P.R.China
телефон: +86-571-85378921
факс: +86-571-85378913
Hangzhou Keying Chem Co., Ltd. Is a comprehensive enterprise, dedicated to the development, production and marketing of chemicals. Hangzhou Keying Chem Co., Ltd. является продавцом Ethylenediamine dihydrochloride. As a technology innovative and service professional enterprise, Our company mainly engages in global pharmaceutical, chemical and biological service. After years of development, our company has accumulated abundant products resources in local China and international market which increasingly satisfy development requirements of customers. The p ...

Xingrui Industry Co., Limited

Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. Xingrui Industry Co., Limited является продавцом Josamycin. 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 always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...
Тип компании: Leading producer
страна: P.R.China
телефон: +86-531-88980365
факс: +86-531-88980365

Lori Industry Co., Ltd

Тип компании: Bulk chemical producer
Lori industry Co., Ltd was established in 2002 years. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Мы продаем p-Hydroxycinnamic acid также. 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, ...
страна: P.R.China   телефон: +86-13011713125   факс: +86-13011713125

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

Тип компании: Producer
страна: P.R.China
телефон: +86 571 88026825
факс: +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. 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. Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) является продавцом Cytarabine hydrochloride. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...

Hangzhou Zhongqi Chem Co., Ltd

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Мы продаем Formoterol также. Our advantage : 1.We do not simply provide chemicals , we provide chemical solutions and expertise; 2.We have trained, highly effective team to solve the problem at the first time; 3.Our QMS (quality management system) ensures the product quality strictly; 4.Strong research and deve ...
Тип компании: Leading producer
страна: P.R.China
телефон: +86-571-86976032
факс: +86-571-86972162

Dayang Chem (Hangzhou) Co.,Ltd.

Тип компании: Leading producer
Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. Dayang Chem (Hangzhou) Co.,Ltd. также предлагает 2-Chloro-6-fluorophenylchlorooxime. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...
страна: P.R.China   телефон: +86-571-88938639   факс: +86-571-8893-8652

Nantong Xindao Biotech Ltd

Тип компании: Leading producer
страна: P.R.China
телефон: +86 19033786557
XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...

Carbone Scientific Co., Ltd.

Carbone scientific is located at London, UK. We are mainly engaged in the marketing development, R&D, technical support and service. Carbone scientific provides fine chemicals, pharmaceutical intermediates, and active pharmaceutical ingredients to the global marketplaces. Our aim is to make those most popular products available to these pharmaceutical and biotech companies, research organizations and university labs worldwide. Hexafluoropropylene oxide также будут предоставлены нами. Our online catalogue has already listed over 50 ...
Тип компании: Supplier
страна: U.K.
телефон: +44 (0)203 769 4441 ext 1
факс: +44 (0)203 769 4441 ext 2

Xiamen Equation Chemical Co.,Ltd

Тип компании: Bulk chemical producer
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.
страна: P.R.China   телефон: +86 592 6515854   факс: +86 592 6515854

Skyrun Industrial Co., Ltd.

Тип компании: Leading producer
страна: P.R.China
телефон: +86-576-84015261
факс: +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. Skyrun Industrial Co., Ltd. также предлагает 2,7-Dichlorofluorene. We have expanded a compositive entity from initially only as a small manufacturer. 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 ...

Leap Chem Co., Ltd

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 ...
Тип компании: Bulk and laboratory supplier
страна: P.R.China
телефон: +852-30606658

BuGuCh & Partners

Тип компании: Producer
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 ...
страна: Germany  

Safety Information

Hazard Classes:
Risk Codes:
22-31-41-36/37/38-52 (R)
Safety Codes:
26-39-46-36 (S)
WGK Germany:
1
RID / ADR:
3260
RTECS:
UX8225000
Storage temperature:
Store at RT.

What other providers are available for CAS 7681-57-4?

In addition to the providers presented here for Sodium metabisulfite with the CAS number 7681-57-4, there are other 19 providers with slightly different product names available for this CAS number.

+1 additional providers that we know from the past
BIOZOL Diagnostica Vertrieb GmbH +2 additional providers that we know from the past
ICC Chemical Corporation | BuGuCh & Partners +6 additional providers that we know from the past
+2 additional providers that we know from the past
+2 additional providers that we know from the past
+1 additional providers that we know from the past
+2 additional providers that we know from the past




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