北京捷特澳科贸有限公司
- 联系人 :
- 地址 : 海淀区
- 邮编 :
- 所在区域 : 北京
- 电话 : 135***6790
- 传真 : 021-58952911
- 邮箱 : hefang@jtochem.com
| Ultraviolet Absorbance (1.00-cm cell vs. water): | |
| 350 nm | max. 0.005 |
| 280 nm | max. 0.005 |
| 254 nm | max. 0.008 |
| 220 nm | max. 0.08 |
| 210 nm | max. 0.2 |
| UV Cut-off, nm | max. 192 |
| Fluorescence Trace Impurities, in ppb, measured as Quinine Base: | |
| at 450 nm Emission | max. 0.3 |
| at Emission Maximum for Impurities | max. 1.0 |
| Assay (Total Saturated C6 Isomers) (by GC, corrected for water) |
min. 99.5 % |
| Assay (as n-Hexane) (by GC, corrected for water) |
min. 95.0 % |
| Residue after Evaporation | max. 2 ppm |
| Substances Darkened by H2SO4 | Passes Test |
| Water (by KF, coulometric) | max. 0.01 % |
| Product Information (not specifications): | |
| Density (g/mL) at 25°C (typical) | 0.663 |
| Filtered through a 0.2 micron filter. | |
| Packaged under Nitrogen. | |
| For Laboratory, Research or Manufacturing Use | |