97. Chemistry and Chemistry Laboratories,, 1926-1980

Summary: Documents CR's research and analysis of chemical products and compounds along with CR's concern for laboratory safety, and the purchase or testing a wide variety of laboratory equipment for in-house use or the use of consumers. Includes correspondence, notes, pamphlets, catalogs, advertisements, technical journal articles, magazine and newspaper clippings, cross reference sheets, safety warnings. Material relating to chemistry laboratories concerns laboratory equipment including tubing, tools, furnaces, bunson burners, blow torches, safety goggles, funnels, accident prevention and safety measures. Research material on chemistry includes measurements of ph; the measurement of electrolytic conductivity; standard cells; the chemical analysis of flourine, arsenic, and lead; water hardness analysis; qualitative; microanalysis; quantitative gas analysis; and silicones.