China M-Phthalaldehyde 99% CAS 626-19-7, Find details about China M-Phthalaldehyde, M-Phthalaldehyde Powder from M-Phthalaldehyde 99% CAS 626-19-7
Category | Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug |
Standard | Medical standard |
Shelf life | 2 years |
Storage | should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. |
Test Item | Standard: USP |
Identification | IR spectrum similar to that of RS |
HPLC retention time similar to that of RS | |
Related substance | Total impurities: NMT0.3% |
Single impurity: NMT0.1% | |
Heavy metals | NMT 10ppm |
Loss on drying | NMT0.5% |
Residue on ignition | NMT0.1% |
Assay | 98.5%-101.0% |
Characteristics | Units | Guaranteed Values | Results |
Appearance | White briquettes | White briquettes | |
Purity(by MA) | WT% | 99.5 min | 99.71 |
Molten Colour | APHA | 25 Max | 13 |
Solidifying Point | ºC | 52.5 Min | 52.7 |
Ash | WT% | 0.005 Max | <0.001 |
Iron | PPM | 3 Max | 0.32 |