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DETECTI0N 0F M0LYBDENUM
0THER METH0DS F0R THE DETERMINATI0N 0F M0LYBDENUM
8-hydroxyquinoline a-benzoinoxime absorption acetate acid medium acta added alkaline alloys ammonium amounts of molybdenum Anal Beer's law boiling Chem chim chloride chloroform chromium colored compounds Complexone compound formed compound of molybdenum concentration copper coprecipitated crucible denum detection of molybdenum determination of molybdenum diethyl ether diluted dissolved electrode elements excess filtered filtrate heated hydrochloric acid hydrochloric acid solutions hydrogen sulfide interfere isoamyl alcohol metallic method methyl violet mg of Mo mixture molar ratio molybdate ions molybdate solution molybdenum blue molybdenum compound MoS3 Na0H obtained optical density oxalic oxidized pentavalent photometric determination potassium potential jump precipitation of molybdenum presence pyrocatechol quantitatively reaction reacts reagent reduce molybdenum reducing agent reduction of molybdenum reductor rhenium salt satisfactory results separation of molybdenum small amounts sodium soluble solution containing solution of molybdenum SSSR steels sulfate sulfuric acid thiocyanate compounds thioglycolic acid titanium titration toluene-3,4-dithiol tungsten vanadium washed weakly acid Zavodskaya zinc