给低血钾患者静脉滴注氯化钾溶液。其浓度不应超过A.0.1%.B.0.2%.C.0.3%.D.1.5%.E.3%.

给低血钾患者静脉滴注氯化钾溶液。其浓度不应超过

A．0.1%.

B．0.2%.

C．0.3%.

D．1.5%.

E．3%.

请帮忙给出正确答案和分析，谢谢！