Product Name: | Beta-Sitosterol |
Appearance: | White powder |
Shelf Life: | 2 years |
MOQ : | 1kg |
Shipping Details: | DHL/FEDEX/TNT/by sea or by air |
ANALYSIS | SPECIFICATION |
Appearance | A White or almost white, crystalline Powder, Practically insoluble in water, soluble in tetrahydrofuran, sparingly soluble in ethyl acetate. |
Identification 1. Color reaction 2. Retention time | Positive The tetention time of the major peak conforms to that of the standard preparation |
Specific optical rotation | -15-28° |
Assay | β-Sitosterol≥80% |
Total Sterols≥95% | |
Loss on drying | ≤2.5% |
Total Ash | ≤0.5% |
Heavy metals | ≤10ppm |
Arsenic | ≤5ppm |
Total Plate Count | ≤3000cfu/g |
Yeast & Mold | ≤100cfu/g |
E.Coli | Negative |
Salmonella | Negative |