Oxalic acid dihydrate 99.5+% ACS

Supplier: Thermo Scientific
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Synonyms: Ethanedioic acid dihydrate

ACRO423152500EA 31.7 GBP
ACRO423152500 ACRO423150010 ACRO423150051
Oxalic acid dihydrate 99.5+% ACS
Oxalic acid dihydrate
Formula: HO₂CCO₂H·2H₂O
MW: 126.07 g/mol
Melting Pt: 98…102 °C
Storage Temperature: Ambient
MDL Number: MFCD00149102
CAS Number: 6153-56-6
EINECS: 205-634-3
ADR: 8,III
REACH: 01-2119534576-33
Merck Index: 13,06980
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Specification Test Results

Appearance White Crystalline powder
Infrared spectrum Conforms
Residue after ignition ≤0.01 %
Titration with KMnO4 99.5 to 102.5 %
Substance darkened by H2SO4 Passes test
Chloride (Cl) ≤0.002 %
Sulfate (SO4) ≤0.005 %
Calcium (Ca) ≤0.001 %
Iron (Fe) ≤2 ppm
Heavy metals (ICP-OES) ≤5 ppm
Insoluble matter ≤0.005 %
Nitrogen compounds (as N) ≤0.001 %

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