Sodium metabisulfite, 97+%, ACS reagent

cas: 7681-57-4 — see every product listed under this CAS number, including other names

Sodium metabisulfite, 97+%, ACS reagent (CAS 7681-57-4) is a chemical reagent available from Chemat. Available pack sizes: 1KG, 2.5KG, 5g, 250g. Offered by: Thermo Scientific (Acros).

brand	Thermo Scientific (Acros)
catalog number	419580010
cas	7681-57-4
size	1KG
availability	availability

Documents: Safety Data Sheet (MSDS)

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Available pack sizes

brand	size	price
Thermo Scientific (Acros)	1KG	203.12 Pln
Thermo Scientific (Acros)	2.5KG	389.32 Pln
Thermo Scientific (Acros)	5g	142.54 Pln
Thermo Scientific (Acros)	250g	187.53 Pln

properties

delivery time	2-3 weeks
category	Chemicals
purity	97+%

Sodium disulfite is an inorganic sodium salt composed of sodium and disulfite ions in a 2:1 ratio. It has a role as a food antioxidant. It contains a disulfite.

Source: ChEBI

Identity
Molecular formula	Na₂O₅S₂
Molecular weight	190.11 g/mol
InChIKey	HRZFUMHJMZEROT-UHFFFAOYSA-L
SMILES	[O-]S(=O)S(=O)(=O)[O-].[Na+].[Na+]

Computed by PubChem (NCBI)

Synonyms: Sodium metabisulfite, Sodium pyrosulfite, Sodium disulfite, Disodium pyrosulfite, Natrii disulfis, Campden Tablets, Disodium metabisulfite, Natrium pyrosulfit, Natriummetabisulfit, sodium pyrosulphite