Formaldehyde sodium bisulphite adduct ≥95%, Sigma-Aldrich®

Supplier: Merck

Synonyms: Sodium Hydroxymethanesulphonate, Hydroxymethanesulphonic acid sodium salt

M-Clarity™ quality level = MQ200

112704-5G 112704-100G 112704-2KG 112704-5KG
SIAL112704-5GEA 35.7 EUR
SIAL112704-5G SIAL112704-100G SIAL112704-2KG SIAL112704-5KG
Formaldehyde sodium bisulphite adduct ≥95%, Sigma-Aldrich®
Formaldehyde sodium bisulphite

Formaldehyde sodium bisulphite adduct is used as a standard in the synthesis of 3-hydroxypropionaldehyde (3HPA). It can be assayed by HPLC with fluorometric detection in selected foods.


Synonyms: Sodium formaldehyde bisulphite

Formula: CH₄O₄S
MW: 134.08 g/mol
Melting Pt: 200 °C (dec., lit.)
MDL Number: MFCD00044664
CAS Number: 870-72-4

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Specification Test Results

Assay 95%
Appearance (color) White
Titration with Na₂S₂O₃ 94,5 - 105,5%
Appearance (form) Powder

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