Ergosterol 98%

Lieferant: Thermo Fisher Scientific

Synonyms: 3β-Hydroxy-5,7,22-ergostatriene, 5,7,22-Ergostatrien-3β-ol, Ergosterol (Provitamin D2), Provitamin D2

117810050 117810250 117811000
ACRO117810050EA 66.7 CHF
ACRO117810050 ACRO117810250 ACRO117811000
Ergosterol 98%
Ergosterol
Formel: C₂₈H₄₄O
MW: 396.66 g/mol
Siedepunkt: 250 °C (1.3Pa)
Melting Pt: 156…158 °C
Lager Temperatur: Kühlschrank
MDL Number: MFCD00003623
CAS-Nummer: 57-87-4

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Spezifikation Testergebnisse

Appearance White to off-white Crystalline powder or needles
Infrared spectrum Conforms
HPLC ≥97.5 %
Specific optical rotation -105° to -135° (20°C, 589 nm) (c=1, CHCl3)
Nitrate (NO3) ≤5 ppm
Sulfate (SO4) ≤30 ppm
Antimony (Sb) ≤20 ppm
Arsenic (As) ≤1 ppm
Calcium (Ca) ≤20 ppm
Iron (Fe) ≤30 ppm
Magnesium (Mg) ≤20 ppm
Manganese (Mn) ≤0.5 ppm
Potassium (K) ≤50 ppm
Sodium (Na) ≤250 ppm
Heavy metals (as Pb) ≤10 ppm
Volatile acids (CH3COOH) ≤0.001 %
Insoluble matter ≤0.001 %
Reducing substances Passes test


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