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Some laxative drugs such as magnesium sulfate,Bisatin,phenolphthalein,glycerol etc for common use were introduced.

几种治疗慢性便秘的药剂,包括:硫酸镁,比沙啶,酚酞,甘油,开塞露等。并着重的用法。

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The assay of content of methoxyamine hydrochloric acid using phenolphthalein indicaor and NaOH as titrant was developed.

提出以酚酞为指示剂,氢氧化钠为滴定剂测定甲氧胺盐酸盐含量的方法。

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So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采用百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效果较差。

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