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Bentley and Driver's Text-Book of Pharmaceutical Chemistry

JAMA. 1938;110(21):1779. doi:10.1001/jama.1938.02790210059035.
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ABSTRACT

This is a textbook for students and the arrangement is logical. The inorganic portion follows the periodic system so far as practicable, and the organic portion follows the classification generally accepted by organic chemists. Since this is intended to cover a laboratory course, it would make an excellent laboratory manual. The methods used are, as a rule, chosen for simplicity and economy. The use of a Duboscq colorimeter is not mentioned, but colorimetric determinations are made with perforated blocks of wood containing test tubes of colored substances or by the use of Nessler tubes. Gas analysis is made in Hempel burets. The use of melting point apparatus, pyknometers, viscosimeters, refractometers and polarimeters is described. The colored chart of Clark and Lub's indicators, together with methyl orange, cochineal and litmus, is given. The tests for heavy metals might be applied to biochemistry after the destruction of organic matter. In the detection

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