Seaerch
TEL：0086-27-82288353
+86-13971029269
FAX：0086-27-82288295
Email: whcz_78@163.net
ADD.: Rm 1013,BLDG 3,Area C,Hankou City Plaza,Houhu Avenue,Wuhan
| ITEM | STANDARD |
| Appearance | Colorless, transparent hexagonal or needlelike crystals |
| Odor | Have the characteristic odor ofChinese natural menthol |
| Purity (%) | ≥ 99.5 |
| Melting point (℃) | 41.5 ~ 44.0 |
| Solubility (25 ℃) | Melting 1 gram test sample into 5ml 90% alcohol |
| Non- volatile matter (%) | ≤ 0.05 |
| Specific rotation（25℃） | - 50° ~ - 49° |
| Arsenic (As) | ≤ 3 mg/kg |
| Lead (Pb) | ≤ 2 mg/ kg |
| Mercury (Hg) | ≤ 1 mg/ kg |
| Heavy Metals (as PB) | ≤ 10 mg/ kg |
