出生地 |
Anhui China (Mainland) |
Appearance: White to pale yellow crystal like, or powder.. Odor: Characteristic odor of Vanilla bean, fresh Assay (GC): ≥99% Melting point : 81 83 C Loss on drying: ≤0.5% Residue on ignition ≤0.05% Solubility (25C): 1 gramsoluble into 2ml 95% ethanol makes transparent solution Storage: At cool place in unopened packing.