怎么配标准曲线?我现在用乙酸乙酯将标物配成10^4ppm,我现在要配成50ppb,100ppb,200ppb,500ppb,800ppb,1000pb的浓度的梯度,每个1ml放入色谱瓶上GC/MS.
问题描述：
怎么配标准曲线?
我现在用乙酸乙酯将标物配成10^4ppm,我现在要配成50ppb,100ppb,200ppb,500ppb,800ppb,1000pb的浓度的梯度,每个1ml放入色谱瓶上GC/MS.
答
10000ppm移取1mL至100mL 乙酸乙酯定容得100ppm=100000ppb
100000ppb移取1mL至100mL乙酸乙酯定容得1000ppb
以此类推