补体滴定时,若1:60的0.12ml补体为1个“实用单位”,则2个“实用单位”为
2023-07-16
A:1:50,0.2ml
B:1:40,0.2ml
C:1:30,0.2ml
D:1:25,0.2ml
E:1:20,0.2ml
参考答案:A
B:1:40,0.2ml
C:1:30,0.2ml
D:1:25,0.2ml
E:1:20,0.2ml
参考答案:A
按比例公式:0.12*2760=0.2(反应体系中补体的体积固定为0.2ml)/X,求得X=50,即2个“实用单位”应为1:50稀释的补体0.2ml。
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