For the purification process for complexing of cholesterol, change of complexing reagent from Ca-C to Ca-D improved complexing selectivity and cholesterol yield.
对胆甾醇配合及其提纯过程，将配合试剂从原来的钙盐C改为钙盐d，大大提高了配合的选择性和胆甾醇收率。
C. Conventional wastewater purification systems have not been fully successful in killing bacteria at cold temperatures.
传统的废水净化系统在低温下并不能完全成功地杀灭细菌。
Mainly used for gas chromatography and other analytical instrument gas supply system, gas purification pipe filter, tube can be filled with a variety of fillers (5A/13X/C/ silica gel, etc. ).
气体净化管用气体的过滤，管内可充填各种填料（5A/13X/C/硅胶等）。 气体净化管两端接口能与各种进口，国产仪器连接。
应用推荐