A highly sensitive and selective method for the extraction-spectrophotometric determination of cobalt

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

Shozo Shibata, Masamichi Furukawa, Yoshio Ishiguro et al. · Analytica Chimica Acta · 1971 · 46 citations

Natural Sciences, Chemistry, Organic Chemistry +1

Pyridylazo-diaminobenzenes as reagents for cobalt

E. Kiss · Analytica Chimica Acta · 1973 · 35 citations

Natural Sciences, Chemistry, Inorganic Chemistry +4

Syntheses and spectrophotometric studies of 5-(2-pyridyl-azo)-2,4-diaminotoluene and its derivatives as analytical reagents

Shozo Shibata, Masamichi Furukawa, Eijiro Kamata · Analytica Chimica Acta · 1974 · 24 citations

Natural Sciences, Biochemistry, Chemistry +4

Spectrophotometric studies on the reaction of cobalt with 4-(2-pyridylazo)-1,3-diaminobenzene and its halogen derivatives

Shozo Shibata, Masamichi Furukawa, Kazuo Gotō · Analytica Chimica Acta · 1974 · 21 citations

Natural Sciences, Chemistry, Organic Chemistry +4

o-Amino heterocyclic azo-dyes as analytical reagents—II Spectrophotometric determination of cobalt with 3-[(5-chloro-2-pyridyl)azo]-2,6-diaminopyridine

Shozo Shibata, Masamichi Furukawa, Kazuhiro Gotō · Talanta · 1973 · 12 citations

Natural Sciences, Chemistry, Analytical Chemistry +7