Донецький Науковий Центр Гігієни Праці Та Профілактики Травматизму
Донецкий научный центр гигиены работы и профилактики травматизма
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Application filed by Донецький Науковий Центр Гігієни Праці Та Профілактики Травматизму, Донецкий научный центр гигиены работы и профилактики травматизмаfiledCriticalДонецький Науковий Центр Гігієни Праці Та Профілактики Травматизму
Priority to UA93007502ApriorityCriticalpatent/UA15137A/en
Publication of UA15137ApublicationCriticalpatent/UA15137A/en
Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means
(AREA)
Abstract
Method for determination of naphthalene I air prescribes passage of air being analyzed through absorber – acetic acid, treatment of solution obtained with reagent in presence of sulphuric acid at heating on boiling water bath with following photometering of solution obtained. As reagent one uses ninhydrin. The invention relates to study of air medium with use of optical means, determination of toxic substances in air medium, in particular of naphthalene, and can be used at industrial enterprises for control of air of working zone.
UA93007502A1993-11-261993-11-26Method for determination of naphthalene in air
UA15137A
(en)
PROCESS OF DETERMINING THE CONCENTRATION OF A TREATMENT AGENT ADDED TO A WATER CIRCULATION BODY, AND, PROCESS OF DETERMINING THE CONSUMPTION OF A TREATMENT AGENT
Rinse solution for the treatment of conversion-coated metal substrates process for treatment of conversion-coated metal substrates and for preparation of a rinse solution and use of a composition
Process for the control of mycelium bacteria in the treatment of rejection water, and the use of peracetic acid in sublethal concentrations for protozoa and invertebrates