| Name:5-Aminolevulinic acid hydrochloride 5-ALA CAS NO 5451-09-2 M.F:C5H10ClNO3 M.W:167.59 Appearance:White crysta |  |
The detailed specifications are as below:
| TESTITEM | SPECIFICATION | RESULTS |
| Appearance | Almostwhitepowder | Almostwhitepowder |
| Identification | FT-IR,HPLC,NMR,Mass | Confirm |
| Lossondrying | 1.0%max | 0.42% |
| Meltingpoint | 135°Cmin | 145.5°C |
| Residueonignition | 0.5% | 0.13% |
| Heavymetals | 20ppmmax | Confirm |
| Iron | 20ppm | Confirm |
| Bacteriaendotoxins | 0.4USPEU/mg | 0.2EU/mg |
| MicrobialLimits | ||
| Totalaerobicmicrobialcount | 100cfu/gmax | Confirm |
| Staphylococcusaureus | Absence | Absence |
| Pseudomonasaeruginosa | Absence | Absence |
| Salmonellaspecies | Absence | Absence |
| EscherichiaColi | Absence | Absence |
| Impurities | ||
| Anyothersingleimpurity | 0.3%max | Confirm |
| Totalimpurities | 1.0%max | 0.66% |
| Assay | 98.0%-102.0% | 99.53% |
| Conclusion | Thelotmeetsthespecifications | |