A .125ml和4875ml
B .4875ml和125ml
C .120ml和4880ml
D .4880ml和120ml
[主观题]配制0.5%过氧乙酸5000毫升需要20%过氧乙酸125毫升。此题为判断题(对,错)。
[单选题]配制0.5%过氧乙酸2000ml,需2%过氧乙酸A.100mlB.200mlC.300mlD.400mlE.500ml
[单选题]配制0.5%过氧乙酸2000ml,需2%过氧乙酸()A . 100mlB . 200m1C . 300mlD . 400mlE . 500ml
[单选题,A2型题,A1/A2型题] 欲配制1%过氧乙酸1000ml,需要20%的过氧乙酸原液和灭菌蒸馏水的ml数分别为()A . 50ml,950mlB . 100ml,900mlC . 150ml,850mlD . 200ml,800mlE . 250ml,750ml
[单选题]欲配制1%过氧乙酸1000ml,需要20%的过氧乙酸原液和灭菌蒸馏水的ml数分别为A.50ml,950mlB.100ml,900mlC.150ml,850mlD.200ml,800mlE.250ml,750ml
[单选题,A2型题,A1/A2型题] 配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液()。A . 400mlB . 40mlC . 20mlD . 10mlE . 4ml
[单选题]欲配制1%过氧乙酸1000ml,需要20%的过氧乙酸原液和灭菌蒸馏水的ml数分别为A.50ml,950mlB.100ml,900mlC.150ml,8
[单选题]欲配制1%过氧乙酸1000ml,需要20%的过氧乙酸原液和灭菌蒸馏水的ml数分别为A.50ml,950mlB.100ml,900mlC.150ml,8
[单选题]欲配制1%过氧乙酸1000ml,需要20%的过氧乙酸原液和灭菌蒸馏水的ml数分别为A.50ml,950mlB.100ml,900mlC.150ml,8
[单选题]消毒体温表需要0.2%过氧乙酸溶液2000ml,需要浓度为18%过氧乙酸原液多少毫升,加水多少毫升?()A.22ml,1978mlB.12ml,198