Comparison of ascorbic acid and related compounds as interference suppressors in electrothermal atomic absorption spectrometry von Tominaga, Mamoru, Umezaki, Yoshimi

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Evaluation of interference suppressors in electrothermal atomic absorption spectrometry von Tominaga, Mamoru, Umezaki, Yoshimi

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Determination of ng ml -1 levels of phosphorus in waters by diisobutyl ketone extraction and inductively coupled plasma atomic emission spectrometry von Miyazaki, Akira, Kimura, Akira, Umezaki, Yoshimi

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Determination of chromium(III), titanium, vanadium, iron(III), and aluminum by inductively coupled plasma atomic emission spectrometry with an on-line preconcentrating ion-exchange... von Hirata, Shizuko, Umezaki, Yoshimi, Ikeda, Masahiko

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Determination of cadmium of ppb level by column preconcentration-atomic absorption spectrometry von HIRATA, Shizuko, UMEZAKI, Yoshimi, IKEDA, Masahiko

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Determination of minor constituents in pyrrhotite using ion-exchange resin von UMEZAKI, Yoshimi

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Determinaton of Zn in iron ores in the presence of Co von UMEZAKI, Yoshimi

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Determination of submicrogram amounts of tin by atomic absorption spectrometry with electrothermal atomization von Tominaga, Mamoru, Umezaki, Yoshimi

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Determination of submicrogram amounts of mercury in water by flameless atomic absorption spectrophotometry: Differentiation of inorganic and organic mercury von UMEZAKI, Yoshimi, IWAMOTO, Kazuko

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Simultaneous determination of heavy metals in waters by inductively-coupled plasma atomic emission spectrometry after extraction into diisobutyl ketone von Miyazaki, Akira, Kimura, Akira, Bansho, Kenji, Umezaki, Yoshimi

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On the Official Methods of Water Analysis von Umezaki, Yoshimi

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The electrothermal atomic absorption spectrometric determination of lead, manganese, vanadium and molybdenum in sea water with ascorbic acid to reduce matrix effects von Tominaga, Mamoru, Bansho, Kenji, Umezaki, Yoshimi

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Determination of trace levels of heavy metals in waters by extraction with ammonium tetramethylenedithiocarbamate and hexamethyleneammonium hexamethylenedithiocarbamate into xylene... von Tao, Hiroaki, Miyazaki, Akira, Bansho, Kenji, Umezaki, Yoshimi

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Determinaton of Zn in iron ores in the presence of Co: 陰イオン交換-ポーラログラフ法 von UMEZAKI, Yoshimi

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Suppression of interferences in the determination of lead and cadmium by graphite furnace atomic absorption spectrometry von TOMINAGA, Mamoru, UMEZAKI, Yoshimi

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JP2553409B von UMEZAKI YOSHIMI, MYAJIMA TOORU

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Measurement of Water Pollutants von Umezaki, Yoshimi

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Determination of submicrogram amounts of mercury in water by flameless atomic absorption spectrophotometry von UMEZAKI, Yoshimi, IWAMOTO, Kazuko

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Determination of vanadium by flameless atomic absorption spectrometry using a graphite tube von TOMINAGA, Mamoru, UMEZAKI, Yoshimi

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Indirect determination of sub-ng ml -1 levels of phosphorus in waters by di-isobutyl ketone extraction of reduced molybdoantimonylphosphoric acid an von Miyazaki, Akira, Kimura, Akira, Umezaki, Yoshimi

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