Depending on the type of LC, check whether you have a no-waste injection mode or partial loop fill. Obviously the firse option is preferred as this prevents using more sample than actually injected.
2
在环氧化反应中，利用价廉、易制备的过氧甲酸以几乎定量的收率得到了环氧化合物。
The use of performic acid, an affordable and easily prepared reagent, in epoxidation led to quantitatively the target epoxide.
3
目的以载体定量试验方法观察四环牌清洗消毒剂杀灭微生物效果。
OBJECTIVE To observe the sterilizing effect of Sihuan chlorinated disinfectant on microorganisms by using carrier quantitative test.
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