| ITEM | STANDARD |
| Appearance | Fine white to slightly yellow crystal |
| Odor | Characteristic of vanilla, stronger than vanilla |
| Solubility (25 ℃) | 1 gram completely dissolves in 2ml 95% ethanol, and make clear solution |
| Purity (HPLC) | >= 99% |
| Loss on Drying | =< 0.5% |
| Melting Point (℃) | 76.0- 78.0 |
| Arsenic (As) | =< 3 mg/kg |
| Mercury (Hg) | =< 1 mg/kg |
| Total Heavy Metals (as Pb) | =< 10 mg/kg |
| Residue of Ignition | =< 0.05% |