Acide cholique 97%
Fournisseur: Thermo Fisher Scientific
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Attention
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159111000
159110250
159115000
ACRO159111000EA
77.5
EUR
ACRO159111000
ACRO159110250
ACRO159115000
Acide cholique 97%
Acide cholique
Formule:
C₂₄H₄₀O₅ Point d'ébullition: 545 °C (1013 hPa) Point de fusion: 197…202 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00003672 Numéro CAS: 81-25-4 EINECS: 201-337-8 Merck Index: 13,02223 |
Résultats des tests de spécification
Appearance | White to light beige Crystalline powder |
Infrared spectrum | Conforms |
Melting point | 197 to 202 °C |
Loss on drying | ≤1 % (135 °C) |
Heavy metals | ≤20 ppm |
Sulfated ash | ≤0.1 % |
TLC | ≥96.0 % |
Specific optical rotation | (20 °C, 589 nm) (c=2, ethanol) > +35° |
Titration with NaOH | ≥96.0 % |
UV | at 370 nm A: ≤0.004 |
Color scale | ≤10 APHA |
Residue after evaporation | ≤0.0005 % |
Chloride (Cl) | ≤0.0005 % |
Sulfate (SO4) | ≤0.0005 % |
Cadmium (Cd) | ≤0.000005 % |
Copper (Cu) | ≤0.000002 % |
Ammonia (NH3) | ≤0.002 % |
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