L-4-(2-Amino-1-hydroxyethyl)-1,2-benzenediol bitartrate manufacturer CAS:69815-49-2
Sep 9th, 2022 at 08:53 Other Chemicals Massena 52 views Reference: mxkazp2OdJ0
Location: Massena
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| Items of Analysis | Standard of Analysis | Test Results |
| Appearance | White or almost white Crystalline Powder | Conform |
| Identification | A: imfrared absorption B: Feric chloride TS C: 0.1N iodin | Conform Conform Conform |
| Specific Rotation[a]D20 | -10.0o~ -12.0o | -11.4o |
| Water | 4.5%-5.8% | 5.1% |
| Limit of Adrenalone | A310nm≤0.2 | 0.017 |
| Residue On Ignition | ≤0.1% | 0.02% |
| Resldula solvents Ethanol | ≤5000pmm | 290ppm |
| Assay（Died） | 97.0-102.0% | 99.6% |
| Conclusion | Conforms to Factory Standard | |
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