Sodium metabisulphite, EMSURE® ACS, Reag. Ph. Eur. for analysis, Supelco®

Supplier: Merck
Danger

Synonyms: Disodium disulphite, di-Sodium disulphite, Sodium pyrosulphite, Disodiumdisulphite, Sodium disulphite

M-Clarity™ quality level = MQ300

1.06528.0100 1.06528.0500 1.06528.1000 1.06528.5000 1.06528.9050
1.06528.0100EA 39.6 GBP
1.06528.0100 1.06528.0500 1.06528.1000 1.06528.5000 1.06528.9050
Sodium metabisulphite, EMSURE® ACS, Reag. Ph. Eur. for analysis, Supelco®
Sodium metabisulphite
Formula: Na₂S₂O₅
MW: 190,11 g/mol
Melting Pt: 150 °C
Density: 1,48 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00167602
CAS Number: 7681-57-4
EINECS: 231-673-0
REACH: 01-2119531326-45
Merck Index: 12,08784
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Specification Test Results

Solubility 650 g/l (20 °C)
Melting Point 150 °C (decomposition)
Molar Mass 190.11 g/mol
Bulk Density 1000 - 1200 kg/m3
Density 2.36 g/cm3 (20 °C)
pH 4.0 - 4.8 (50 g/l, H2O, 20 °C)

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