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Sodium sulfite anhydrous, Reag.

BGC Id:	300073106925
CAS No:	7757-83-7
Synonyms:	sodium sulphite/sodium sulphite anhydrous ; disodium salt ; natriumsulfit ; s-wat ; natriumsulfit8 ; sulfurous acid,compounds,disodium salt ; natriisulphis ; sulftech ; sulfurous acid ; sodium sulfite ; sulfurous acid, sodium salt (1:2) ; sodium sulphite ; sodium sulfite (na2so3) ; sodium sulfite ,anhydrous ; disodiumsulfite ; natrii sulphis ; sulphurous acid, sodium salt ; sulfurous acid, sodium salt, heptahydrate ; sulphites ; sodium ; sulfurous acid, sodium salt ; sodium sulfite heptahydrate ; sodium sulfite, exsiccated ; natriumsulfid [german] ; sodium sulfite solution ; epa pesticide chemical code 078203 ; sodium sulfite anhydrous ; natriumsulfit [german] ; natriumsulfid ; anhydrous sodium sulphite ; sodium sulfite heptahydrate (2:1:7) ; exsiccated sodium sulfite ; disodium sulfite heptahydrate ; natrium sulfurosum ; disodium sulfite (na2so3)
Molecular Formula:	Na2SO3
Molecular Weight:	126.04274
EINECS:	231-821-4

2025 - The most valued supplier

The following notable provider has been checked and can be recommended.

BuGuCh & Partners

Type de compagnie: Producer

pays: 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 site ...

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What other providers are available for CAS 7757-83-7?

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

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Synonyms:

sodium sulphite/sodium sulphite anhydrous ; disodium salt ; natriumsulfit ; s-wat ; natriumsulfit8 ; sulfurous acid,compounds,disodium salt ; natriisulphis ; sulftech ; sulfurous acid ; sodium sulfite ; sulfurous acid, sodium salt (1:2) ; sodium sulphite ; sodium sulfite (na2so3) ; sodium sulfite ,anhydrous ; disodiumsulfite ; natrii sulphis ; sulphurous acid, sodium salt ; sulfurous acid, sodium salt, heptahydrate ; sulphites ; sodium ; sulfurous acid, sodium salt ; sodium sulfite heptahydrate ; sodium sulfite, exsiccated ; natriumsulfid [german] ; sodium sulfite solution ; epa pesticide chemical code 078203 ; sodium sulfite anhydrous ; natriumsulfit [german] ; natriumsulfid ; anhydrous sodium sulphite ; sodium sulfite heptahydrate (2:1:7) ; exsiccated sodium sulfite ; disodium sulfite heptahydrate ; natrium sulfurosum ; disodium sulfite (na2so3)

CAS:

7757-83-7

EINECS:

231-821-4

Molecular Formula:

Na2SO3

MDL:

MFCD00003503

SMILES:

CC(C)[C@H](C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13

Properties

Molecular Weight:

126.04274 g·mol−1

Density:

2.63

Melting point:

500 °C

Solubility:

H₂O: 1 M at 20 °C, clear, colorless

Physical Description:

white crystals or powder

Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

31-36/37/38-22-40-36/38 (R)

Safety Codes:

24/25-36-26-22 (S)

WGK Germany:

RTECS:

WE2150000

Storage temperature:

Store at RT.

What other providers are available for CAS 7757-83-7?

In addition to the providers presented here for Sodium sulfite anhydrous, Reag. with the CAS number 7757-83-7, there are other 113 providers with slightly different product names available for this CAS number.

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