Sodium metabisulphite ≥97.0%, granular, BAKER ANALYZED® ACS, J.T.Baker®

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Synonyms: DisodiumdisulphiteSodium disulphiteDisodium disulphiteSodium pyrosulphitedi-Sodium disulphite

3552-05EA 0 INR
3552-05 3552-07 3552-01
Sodium metabisulphite ≥97.0%, granular, BAKER ANALYZED® ACS, J.T.Baker®
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
UN: 0000
REACH: 01-2119531326-45
Merck Index: 13,08712
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Specification Test Results

Meets ACS Reagent Chemical Requirements
For Laboratory,Research,or Manufacturing Use
Assay (Na₂S₂O₅) ≥97.0 %
Insoluble Matter ≤0.005 %
Chloride (Cl) ≤0.05 %
Thiosulfate (S₂O₃) ≤0.05 %
Heavy Metals (as Pb) ≤0.001 %
Iron (Fe) ≤0.002 %
Meets Reagent Specifications for testing USP/NF monographs

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