Sodium hydroxymethanesulphinate dihydrate 98%

Supplier: Thermo Scientific
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Synonyms: Sodium hydroxymethanesulphinate dihydrate(Chunks or pellets), Hydroxymethanesulphinic acid sodium salt dihydrate, Formaldehyde sodium sulphoxylate dihydrate, Sodium formaldehydesulphoxylate hydrate, Rongalite dihydrate, Sodium formaldehydesulphoxylate dihydrate

149190010 149190050 149190250
ACRO149190010EA 60.2 GBP
ACRO149190010 ACRO149190050 ACRO149190250
Sodium hydroxymethanesulphinate dihydrate 98%
Sodium hydroxymethanesulphinate dihydrate
Formula: CH₃NaO₃S·2H₂O
MW: 154,12 g/mol
Melting Pt: 63…64 °C
Storage Temperature: Ambient
MDL Number: MFCD00150598
CAS Number: 6035-47-8
EINECS: 205-739-4

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Specification Test Results

Appearance White Crystalline powder
Infrared spectrum Conforms
Titration Iodometric ≥97.5 %
pH 9.5 to 10.5 (10 % solution)
Alkalinity 1 to 2.5 % (as Na2CO3)
Iron (Fe) ≤10 ppm
Zinc (Zn) ≤30 ppm

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