化学配方数据库
配方类型: MISCELLANEOUS
配方说明: Test for Water in Gasoline
配方组成:
配制方法: Heat copper sulfate on a metal plate until color changes from a deep blue to a very light blue. Put in a tightly closed bottle. To use put a little of this in gasoline, to be tested. If the copper sulfate turns deep blue then water is present.

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