D-(-)-Isoascorbic acid 98%

Supplier: Thermo Scientific

Synonyms: Erythorbic acid, (R)-5-((R)-1,2-Dihydroxyethyl)-3,4-dihydroxyfuran-2(5H)-one, D-Isoascorbic acid

227275000 227270025
ACRO227275000EA 68.7 GBP
ACRO227275000 ACRO227270025
D-(-)-Isoascorbic acid 98%
D(-)-Isoascorbic acid
Formula: C₆H₈O₆
MW: 176,12 g/mol
Melting Pt: 167…172 °C
Storage Temperature: Ambient
MDL Number: MFCD00005378
CAS Number: 89-65-6
EINECS: 201-928-0

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Specification Test Results

Appearance White to light yellow Crystalline powder or crystals
Infrared spectrum Conforms
Melting point 164 to 172 °C
Titration Iodimetric ≥97.5 %
Loss on drying ≤0.4 %
Sulfated ash ≤0.3 %
Specific optical rotation -16.5° to -18° (25 °C, 589 nm) (c=10, water)
Lead (Pb) ≤10 ppm

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