Customization: | Available |
---|---|
CAS No.: | 67-97-0 |
Formula: | C27h44o |
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Testing Item | Standard | Result |
Vitamin D3 Content | ≥500,000IU/g | 506,800IU/g |
Appearance | White or almost white crystals | Complies |
Identification | EP/USP | Positive |
Specific optical rotation | +105.0°- +112.0° | +109.6° |
Loss on drying | 5.0% max | 4.1% |
As | 1ppm max | 0.1ppm |
Heavy metals(pb) | 20ppm max | 3ppm |
Granularity |
(1)100%go through the sieve of 0.85mm (US standard mesh sieve No.20) (2)More than 85% go through the sieve of 0.425mm (US standard mesh sieve No.40) |
(1) 100% (2) 97.6% |
Item | Standard | Results |
Odor | Odorless | Complies |
Appearance | Off-white to yellowish particles | Off-white particles |
Identification | EP9.0 | Complies |
Peroxide | 20.0meq/kg max | 0.05meq/kg |
Solubility | Practically insoluble in water. It is easily dispersed in water and form opaque solution | Complies |
Particle Size | Min 95% through sieve 80 mesh | 97.5% through sieve 80 mesh |
Loss on drying | 6.00% max | 3.0% |
Content | 1000.0~110.0% 100,000~110,000IU/g | 106.0% 106,000IU/g |
As | 1PPM MAX | Complies |
Pb | 2PPM MAX | Complies |
Heavy Metal(Pb) | 20PPM MAX | Complies |
Total plate count | 1000cfu/g max | Complies |
Yeast and mould | 100cfu/g max | Complies |
E.coli | Negative | Complies |
Salmonella | Negative | Complies |
Staphylococcus | Negative | Complies |