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DEVELOPMENT PRESENT STATE AND PROSPECTS OF ORGANIC SPOT TEST ANALYSIS
SPOT TEST TECHNIQUES by PH W West
Laboratory and equipment requirements
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acetaldehyde acetic acid acid solution Acta added alcohol aldehyde aliphatic alkaline solution ammonia Anal aniline aqueous bases benzene benzidine blue color calcium carbon disulfide carboxylic acids Chem chloride chloroform chromotropic acid citric acid color appears color reaction colorless concentrated sulfuric acid condensation containing cyanide detected dilute dimethylglyoxime dissolved drop dyes ester ether evaporation Feigl filter paper fluorescence formaldehyde formation formed groups heated hydrazine hydrochloric acid hydrogen sulfide hydroxide inorganic iodide iodine ions Limit of Identification liquid materials metal methyl micro test tube microcrucible Mikrochim minutes mixture nickel nitrate nitro nitrogen organic compounds oxalic oxidation oxine peroxide phenols potassium precipitate present Procedure pyridine quantities react reagent reagent solution residue rhodamine rhodizonate salicylaldehyde sample sensitive silver sodium solid soluble spot plate spot reactions spot test analysis sulfate sulfonic sulfuric acid test solution thiocyanate ultraviolet light unpublished studies urea violet color volatile warmed yellow yield