Product Brief Introduction
Product name: D-Biotin
CAS: 58-85-5
MF: C10H16N2O3S
MW: 244.311
Product Specification
|
Item |
Specification |
|
Appearance |
White to off-white crystalline powder |
|
Identification |
Meets the standard |
|
Clarity and Color of Solution |
Solution clarity and the samples should be light in color standard |
|
Specific Rotation |
+89.0°~ +93.0° |
|
Melting Point |
229.0℃-232.0℃ |
|
Loss on Drying |
≤ 0.2% |
|
Residue on Ignition |
≤ 0.1% |
|
Related Substances (HPLC) |
Single impurity ≤ 1.0% |
|
Total impurities ≤ 2.0% |
|
|
Heavy Metals (as Pb) (Test once every six months) |
≤ 10ppm |
|
Lead |
≤ 2ppm |
|
Arsenic |
≤ 1ppm |
|
Total Plate Count (Test once every six months) |
≤ 1000cfu/g |
|
Yeasts&Molds (Test once every six months) |
≤ 100cfu/g |
|
Coli (Test once every six months) |
Negative/1g |
|
Salmonella (Test once every six months) |
Negative/10g |
|
Assay (HPLC) |
97.5% - 102.0% |
