Ácido L(+)-ascórbico 99%
Proveedor: Thermo Fisher Scientific
Sinónimos:
Ascorbic Acid, L-Ascorbic acid, (R)-5-((S)-1,2-Dihydroxyethyl)-3,4-dihydroxyfuran-2(5H)-one, Acidum ascorbicum
105021000
105025000
105020025
ACRO105021000EA
43.9
EUR
ACRO105021000
ACRO105025000
ACRO105020025
Ácido L(+)-ascórbico 99%
Ácido L(+)-ascórbico
Formula:
C₆H₈O₆ MW: 176.13 g/mol Pto. Ebullición: 553 Pto. de fusión: 190…192 °C (desc.) Temperatura de almacenaje: Ambiente |
Número MDL:
MFCD00064328 Núm. CAS: 50-81-7 EINECS: 200-066-2 IR: exempt Índice Merck: 13,00837 |
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Resultados test especificaciones
Appearance | White to off-white Crystalline powder or crystals |
Infrared spectrum | Conforms |
Titration Iodimetric | ≥98.5 % |
Sulfated ash | ≤0.1 % |
Solubility | (5 % in water) Passes test |
pH | 2.1 to 2.6 (5 % in water) |
Specific optical rotation | +20.5° to +21.5° (20°C, 589 nm) (c=10, H2O) |
Copper (Cu) | ≤5 ppm |
Iron (Fe) | ≤2 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Impurity | ≤0.2 % Oxalic acid |
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