Ryuji Yamashita

Highly selective and sensitive spectrophotometric determination of iron(II) and cobalt(III) with 4-(2-pyridylazo)resorcinol(PAR)

Takao Yotsuyanagi, Ryuji Yamashita, Kazuo Aomura · Analytical Chemistry · 1972 · 46 citations

Inorganic Chemistry, Chemical Measurement, Biochemistry +15

The extraction-spectrophotometric determination of chromium(III) with 4-(2-pyridylazo)-resorcinol

Takao Yotsuyanagi, Yasuo Takeda, Ryuji Yamashita et al. · Analytica Chimica Acta · 1973 · 35 citations

Inorganic Chemistry, Chemical Measurement, Engineering +8

Spectrophotometric determination of traces of metals by solvent extraction with 4-(2-pyridylazo)-resorcin-quaternary ammonium salt-polyaminocarboxylic acid system

Takao Yotsuyanagi, Ryuji Yamashita, Kazuo Aomura · BUNSEKI KAGAKU · 1970 · 22 citations · Full text

Solvent Extraction, ε Valule, Engineering +20

The extraction-spectrophotometric determination of traces of iron and cobalt with 4-(2-pyridylazo)-resorcinol

Ryuji Yamashita, Takao Yotsuyanagi, Kazuo Aomura · BUNSEKI KAGAKU · 1971 · 18 citations · Full text

Inorganic Chemistry, Extractive Metallurgy, Chemical Measurement +12

Differences in susceptibility of cyanobacteria species to lytic volatile organic compounds and influence on seasonal succession

Suzue Arii, Ryuji Yamashita, Kiyomi Tsuji et al. · Chemosphere · 2021 · 14 citations

Cyanobacteria Species, Seasonal Succession, Microbial Ecology +6