 No. 3 Caijia Shiqiao, Lianmin Village, Zhouwangmiao Town, Haining City, Zhejiang Province
 No. 3 Caijia Shiqiao, Lianmin Village, Zhouwangmiao Town, Haining City, Zhejiang Province Send me a request
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                | 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% |