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[单选题]
氟尿嘧啶注射液规格为5ml∶0.125g,含量测定方法如下:精密量取本品1.0ml,置50ml量瓶中,加盐酸溶液稀释至刻度,摇匀,再精密量取稀释液1.0ml,置50ml量瓶中,加盐酸溶液稀释至刻度,摇匀,照紫外—可见分光光度法,在265nm处测得吸收度为0.550,以为552,计算氟尿嘧啶相当于标示量的百分含量为()
A.93.7%
B.95.5%
C.97.8%
D.99.6%
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A.93.7%
B.95.5%
C.97.8%
D.99.6%
加稀醋酸4ml与淀粉指示液1ml,用碘滴定液(0.1030mol/L)滴定至终点,消耗体积为20.76ml。每1ml碘滴定液(0.1mol/L)相当于8806mg的C6HgO6o计算该注射液中维生素C的标示量百分含量?
A.5~10ml
B.10~15ml
C.15~20ml
D.20~25ml
E.25~30ml
A.50mg(2ml)/瓶;1瓶/盒
B.50mg(4m)/瓶;1瓶/盒
C.100mg(2m)/瓶;1瓶/盒
D.100mg(4ml)/瓶;1瓶/盒