单项选择题

正常人禁饮10 h尿渗透压为:()

A.>400 mOsm/(kgH<sub>2</sub>O)
B.>500 mOsm/(kgH<sub>2</sub>O)
C.500~600 mOsm/(kgH<sub>2</sub>O)
D.600~1 000 mOsm/(kgH<sub>2</sub>O)
E.>800 mOsm/(kgH<sub>2</sub>O)