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Spectrophotometric Determination of Trace Phosphate Ions by Amplitude-Modulated Flow Analysis Coupled with Malachite Green Method
Spectrophotometric Determination Trace Phosphate Ions
2010/9/14
An amplitude-modulated flow analysis coupled with lock-in detection is proposed for the determination of trace phosphate. The flow rate FS of sample solution is varied in response to a periodic signal...
Spectrophotometric Determination of Traces of Platinum with 5-Chloro-2-hydroxythiobenzhydrazide after Extraction into Molten Naphthalene
Spectrophotometric Determination Platinum 5-Chloro-2-hydroxythiobenzhydrazide
2010/9/17
Platinum(IV) can be determined spectrophotometrically with 5-chloro-2-hydroxythiobenzhydrazide on extraction into molten naphthalene from the aqueous phase with pH 2.2 − 6.0. Beer’s law is obeye...
Micellar-mediated Extractive Spectrophotometric Determination of Hydrogen Sulfide/Sulfide through Prussian Blue Reaction: Application to Environmental Samples
Micellar-mediated Extractive Spectrophotometric Determination Hydrogen Sulfide Prussian Blue Reaction
2010/9/17
A sensitive surfactant-mediated extractive spectrophotometric method has been developed, based on the reaction of ferric iron with sulfide to form ferrous iron and its subsequent reaction with ferricy...
Synthesis of 4-Benzyl-1-Piperazineglyoxime and its Use in the Spectrophotometric Determination of Nickel
Synthesis of 4-Benzyl-1-Piperazineglyoxime Spectrophotometric Determination Nickel
2010/6/29
A new reagent, 4-benzyl-1-piperazineglyoxime(BPGH2), was synthesized and used for developing a simple and rapid extractive method for the spectrophotometric determination of nickel. This method is bas...
Spectrophotometric Determination of Uranium in Waste Water of Phosphoric Acid and Fertilizer Manufacturing Process
Phosphate rocks fertilizers uranium waste water TOPO
2010/6/29
In this study, waste water drains and produced phosphate fertilizers of conventional wet-process (hemihydrate) phosphoric acid and phosphate fertilizer plants were investigated to determine the averag...