| Customization: | Available |
|---|---|
| CAS No.: | 58-85-5 |
| Formula: | C10h16n2o3s |
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| Product Name | Biotin |
| CAS No. | 58-85-5 |
| Molecular Formula | C10H16N2O3S |
| Molecular Weight | 244.31 |
| Structural Formula |  |
| Quality Standard | USP37/EP8 |
| Shelf Life | 2 Years,Keep in cool and dry place,Protecte from light |
| Item | Specifications |
| Appearance | White or off-white crystalline powder |
| IR | To match with the reference IR spectrum |
| Retention time | Should be similar to that of the reference solution |
| Specific rotation | +89~+93o |
| Assay | 97.5~100.5% |
| Melting point | 229ºC~232ºC |
| Individual impurity | ≤1.0% |
| Total Impurities | ≤2.0% |
| Loss on drying | ≤1.0% |
| Sulphate ash | ≤0.1% |
| Heavy metals | ≤10ppm |
| Arsenic | ≤1ppm |
| Lead | ≤3ppm |
| Cadmium | ≤1ppm |
| Mercury | ≤0.1ppm |
| Total Plate Count | ≤1000cfu/g |
| Yeasts & Molds | ≤100cfu/g |
| E.Coli | Negtive |
| Salmonella | Negtive |
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