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Sodium pyrosulfite

BGC Id:	860132851994
CAS No:	7681-57-4
Synonyms:	sodium disulfite ; disodium metabisulfite ; sodium pyrosulfite ; fertisilo ; sodiummetabisufite ; sodium disulphite ; e223 ; sodium pyrosulphite ; natrium metabisulfurosum ; disodium disulfite ; natriummetabisulfit ; sodium dissulfite ; sodium pyrosulfit ; disodium pyrosulfite ; disodiumpyrosulphite ; disodium disulphite
Molecular Formula:	2Na.O5S2
Molecular Weight:	190.10
EINECS:	231-673-0

The most competitive supplier in 2025

The following 2 notable providers have been checked and can be recommended.

ICC Chemical

BuGuCh & Partners

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

The last intensive check and update was carried out on 2025/05/30.

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Synonyms:

sodium disulfite ; disodium metabisulfite ; sodium pyrosulfite ; fertisilo ; sodiummetabisufite ; sodium disulphite ; e223 ; sodium pyrosulphite ; natrium metabisulfurosum ; disodium disulfite ; natriummetabisulfit ; sodium dissulfite ; sodium pyrosulfit ; disodium pyrosulfite ; disodiumpyrosulphite ; disodium disulphite

CAS:

7681-57-4

EINECS:

231-673-0

Molecular Formula:

2Na.O5S2

MDL:

MFCD00167602

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

ICC Chemical Corporation

Global manufacturer and supplier of chemical and pharmaceutical ingredients. ICC Chemical Corporation is an integral part of the ICC Industries Inc. group of companies. (www.iccindustries.com). ICC Chemical Corporation markets and distributes chemical, plastic and pharmaceutical products, always acting as a principal and never as a middleman, continuing a tradition that began over fifty years ago. Мы продаем Methyl ethyl ketone также. Headquartered in New York City, with thirty offices and representatives arou ...

страна: USA телефон: +1-212-521-1700 факс: +1-212-521-1946

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BuGuCh & Partners

Тип компании: Producer

страна: Germany

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 ...

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Safety Information

Hazard Symbols: Xn, Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

22-31-41-36/37/38-52 (R)

Safety Codes:

26-39-46-36 (S)

WGK Germany:

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 pyrosulfite with the CAS number 7681-57-4, there are other 135 providers with slightly different product names available for this CAS number.

Sobis

+1 additional providers that we know from the past

Sodium disulfite

BIOZOL Diagnostica Vertrieb GmbH +2 additional providers that we know from the past

Sodium metabisulfite

Sodium metabisulfite, Reag.

+2 additional providers that we know from the past

Sodium metabisulfite, food grade

+2 additional providers that we know from the past

Sodium metabisulfite, acs Reagent

+1 additional providers that we know from the past

Sodium metabisulfite, high purity

+2 additional providers that we know from the past