D-(-)-Isoascorbic acid 98%
Supplier: Thermo Scientific
ACRO227275000EA
40.5
EUR
ACRO227275000
ACRO227270025
D-(-)-Isoascorbic acid 98%
D-(-)-Isoascorbic acid
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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