| Name:Praziquantel CAS NO.55268-74-1 EINECS :259-559-6 MF:C19H24N2O2 Product spec: USP32 GMP Certified |  |
The detailed specifications are as below:
| Test Items | Standard |
| Appearance | A white crystalline powder similar |
| Identification | The infrared absorbance spectrum conforms to the reference spectrum. |
| Melting range | 136℃~142℃ |
| Loss on drying | Not more than 0.5% |
| Residue on ignition | Not more than 0.1% |
| Heavy metals | Not more than 20ppm |
| Phosphate | Not more than 0.05% |
| Residue solvents | Dichloro methane: Not more than 600ppm |
| Acetone :Not more than 5000ppm | |
| Related compounds | A: Not more than 0.2% |
| B: Not more than 0.2% | |
| C: Not more than 0.2% | |
| Assay( dried basis) | 98.5%-101% |