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 | White powder |
| Identification Infrared absorption 197K | Concordant with reference spectrum |
| Identification A solution (1 in 20) responds to the tests for calcium | Conform to USP30 |
| Specific optical rotation | +25.0°~+27.5° |
| Alkalinity | No pink color is produced within 5 seconds |
| Loss on drying | Not more than 5.0% |
| Heavy metals | Not more than 0.002% |
| Ordinary impurities | Not more than 1.0% |
| Organic volatile impurities | Meet the requirements |
| Nitrogen content | 5.7%~6.0% |
| Content of calcium | 8.2~8.6% |
| Assay | Conform to USP30 |
