PhytoChol® Puriss Cholesterol is a major component of all biological membranes. Used in the production of cell culture, adjuvants, chemical synthesis, etc.
Characters | Unit | Specification |
---|---|---|
Appearance | White or almost white microcryst. powder | |
Solubility | Practically insoluble in water; sparingly soluble in acetone and in ethanol (95%) | |
Solubility (EtOH) (EP <2397>) | Clear Solution | |
Mp (Ph. Eur. 2.2.14) | °C | 147-150 |
Identification by GC (cf. Assay) | Conforms | |
Color Test (Ph. Eur. test C) | Conforms | |
Assay (GC, Ph. Eur. 2.2.28) | % | 99.0-101 |
Other Sterols (GC, PH. Eur. 2.2.28) | % | ≤ 0.5 |
Benzoyl Ureas (HPLC, Ph. Eur. 2.2.29) | ||
Impurity A (Diflubenzuron) | ppm | ≤ 0.05 |
Impurity B (Triflumuron) | ppm | ≤ 0.05 |
LOD (Ph. Eur. 2.2.32) | % | ≤ 0.1 |
Sulfated Ash (Ph. Eur. 2.4.14) | % | ≤ 0.1 |
Residual Solvents (Ph. Eur. 5.4; USP <467>) | ||
Methanol | ppm | ≤ 3,000 |
Acidity | ≤ 0.1 mL of 0.1 M HCl | |
Peroxide value (Ph. Eur. 2.5.5, Method A) | ≤ 10 | |
Heavy Metals (Ph. Eur. 2.4.8) | ppm | ≤ 10 |
Microbiological Specifications | ||
Total Aerobic (CFU/g) (Ph. Eur. 2.6.12) | CFU/g | ≤ 100 |
Endotoxin Level (Ph. Eur. 2.6.14) | IU/mg | ≤ 0.1 |
Shelf Life/Retest Date: The minimal shelf-life of PhytoChol® Puriss Cholesterol, CAS 57-88-5 is 2 years when stored under recommended conditions.
Storage/Shipping Conditions:
Pack Sizes: 5 Kg