Analysis Contents | Analysis Standard | Analysis Results |
Appearance | White or slight yellowish, crystalline powder | Complied |
Assay | 98% min | 98.81% |
Odor/ Flavor | Similar to taste of vanilla | Complied |
Solubility(25Deg.C) | 1g completely solution in 3ml of 70% ethly alcohol or 2ml 95% ethly alcohol | Complied |
Melting point(25Deg.C) | 76.0-78.0 | 76.7 |
Loss on drying | 0.5% max | 0.11% |
Content of As | 3ppm max | Complied |
Heavy Metals(as pb) | 10ppm max | Complied |
Residue on ignition | 0.05% max | 0.01% |