Cholesterol NF
Supplier: Spectrum Chemical
SPCMCH135-2.5KGEA
2520
EUR
SPCMCH135-2.5KG
SPCMCH135-50KGBL
SPCMCH135-12KGBL
SPCMCH135-25GM
Cholesterol NF
Cholesterol
All Spectrum Chemical NF grade products are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP).
BSE/TSE statement (available upon request)
Allergen statement (available upon request)
Upozornení: LIGHT SENSITIVE: Keep tightly closed in light-resistant containers.
Specification Test Results
ASSAY (DRIED BASIS) | 95.0 - 102.0 % |
MELTING RANGE | 147° - 150°C |
SPECIFIC ROTATION | -34° to -38° |
SOLUBILITY IN ALCOHOL | No deposit or turbidity forms |
ACIDITY | max 0.3 ml |
LOSS ON DRYING | max 0.3% |
RESIDUE ON IGNITION | max 0.1% |
RELATED STEROLS AND OTHER ORGANIC IMPURITIES: | |
β-CHOLESTANOL (5a-CHOLESTAN-3β-ol,DIHYDROCHOLESTEROL) | max 0.6 % |
DESMOSTEROL | max 4% |
LATHOSTEROL | max 2% |
24-DEHYDROLATHOSTEROL (5a-CHOLESTA-7,24 DIEN--3β-ol ) | max 0.2 % |
4-METHYLCHOLEST-5-EN-3β-OL | max 0.5 % |
TOTAL IMPURITIES INCLUDING RELATED STEROLS | max 5% |
ELEMENTAL IMPURITIES | AS REPORTED |
IDENTIFICATION (A) | SPECTRUM MATCHES REFERENCE |
IDENTIFICATION (B) | -34° to -38° |
IDENTIFICATION (C) | 147 - 150 °C |
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