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D-Biotin
| ITEMS | LIMIT |
| CHARACTERS | A WHITE CRYSTALLINE POWDER |
| OR COLOURLESS CRYSTALS | |
| IDENTIFICATION | A: IR |
| B: HPLC | |
| C: COLOR REACTION | |
| APPEARANCE OF SOLUTION | CLEAR AND COLOURLESS |
| SPECIFIC OPTICAL ROTATION | +89°- +93° |
| RELATED SUBSTANCES | MEETS THE REQUIREMENTS |
| HEAVY METALS | ≤10PPM |
| LOSS ON DRYING | ≤1.0% |
| SULFATED ASH | ≤0.1% |
| ASSAY | 98.5% - 101.0% |
| STORAGE | STORE PROTECTED FROM LIGHT |
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