4-[(5-chloro-2-pyridyl)AZO]-1,3-diaminobenzene as a new sensitive and selective reagent for cobalt

Simultaneous spectrophotometric determination of traces of cobalt, nickel and copper with dithio-oxamide

W. D. Jacobs, John H. Yoe · Analytica Chimica Acta · 1959 · 33 citations

Natural Sciences, Biochemistry, Chemistry +9

Simultaneous Spectrophotometric Determination of Cobalt and Nickel with 2,3-Quinoxalinedithiol.

R. W. Burke, John H. Yoe · Analytical Chemistry · 1962 · 29 citations

Natural Sciences, Chemistry, Analytical Chemistry +6

An extraction-spectrophotometric method for the determination of zinc with 1-[(5-chloro-2-pyridyl)azo]-2-naphthol

Shozo Shibata, Masamichi Furukawa, Shozo Sasaki · Analytica Chimica Acta · 1970 · 21 citations

Natural Sciences, Chemistry, Analytical Chemistry +8

I-[(5-Bromo-2-pyridyl)azo]-2-naphthol as a possible new chromogenic reagent

Shozo Shibata, Kazuo Gotō, Eijiro Kamata · Analytica Chimica Acta · 1969 · 19 citations

Natural Sciences, Chemistry, Organic Chemistry +2

1-[(5-Chloro-2-Pyridyl)Azo]-2-Naphthol as a new extraction- photometric reagent for metals

Shozo Shibata, Masamichi Furukawa, Eijiro Kamata et al. · Analytica Chimica Acta · 1970 · 16 citations

Natural Sciences, Chemistry, Analytical Chemistry +3