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分析化学实验设计

2025-03-24 07:34:53

推荐回答（1个）

回答1：

取本品约0.25g ，精密称定，加冰醋酸20ml与醋酐 2ml溶解后，加结晶紫指示液1 滴，用高氯酸滴定液(0.1mol/L)滴定至溶液显蓝绿色，并将滴定的结果用空白试验校正。每1ml高氯酸滴定液(0.1mol/L)相当于26.13mg 的C30H26CaO6。

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