单选题:取供试品0.10g,加无水乙醇5ml溶解后,加二苯胺试液1滴,用硫酸铈滴定液(0.01mol/L)滴定,不得超过1.0m 题目分类:药学专业知识(一) 题目类型:单选题 查看权限:VIP 题目内容: 取供试品0.10g,加无水乙醇5ml溶解后,加二苯胺试液1滴,用硫酸铈滴定液(0.01mol/L)滴定,不得超过1.0ml 参考答案: 答案解析:
The underlined word "this" in the second paragraph refers to The underlined word "this" in the second paragraph refers to the change that____ 分类:药学专业知识(一) 题型:单选题 查看答案