Disodium oxalate 99.5% for analysis

Supplier: Thermo Scientific
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Synonyms: Sodium oxalateSodium ethanedioateSoerensen's buffer substances

ACRO270540010EA 131 GBP
Disodium oxalate 99.5% for analysis
di-Sodium oxalate
Formula: Na₂C₂O₄
MW: 134 g/mol
Melting Pt: 250…270 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00012465
CAS Number: 62-76-0
EINECS: 200-550-3
Merck Index: 12,08795

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Specification Test Results

Appearance White Powder
Loss on drying ≤0.05 % (105°C)
pH 7 to 8.5 (2.5 % at 20°C)
Titration with KMnO4 ≥99.5 %
Chloride (Cl) ≤20 ppm
Sulfate (SO4) ≤100 ppm
Ammonium (NH4) ≤20 ppm
Iron (Fe) ≤50 ppm
Potassium (K) ≤50 ppm
Heavy metals (as Pb) ≤20 ppm

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