Excerpt from The Medical Student's Manual of Chemistry
The determination of the specific weight of a substance is frequently of great service. Sometimes it afibrds a rapid means of distinguishing between two substances similar in appearance sometimes in determining the quantity of an ingredient in a mixture of two liquids, as alcohol and water an frequently in determining approximate the matter in solution in a liquid. It is the last object which we have inviewindetermining the sp. Gr. Of the urine.
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