Determination of cobalt in water samples by photoacoustic spectroscopy with a solid-phase spectrophotometry approach using 3-(2-pyridyl)-5,6-bis(4-sulfophenyl)-1,2,4-triazine

Spectrophotometric determination of iron

Spectrophotometric determination of iron(II) in sea water after preconcentration by sorption of its 3-(2-pyridyl)-5,6-bis(4-phenylsulphonic acid)-1,2,4-triazine complex with poly(chlorotrifluoroethylene) resin

✍ Li-Ping Zhang; Kikuo Terada 📂 Article 📅 1994 🏛 Elsevier Science 🌐 English ⚖ 648 KB

A simple and selective method was established for the spectrophotometric determination of iron011 in sea water after preconcentration by sorption of its 3\_(2-pyridy1)\_5,6-bi-pheny1su1phonic acid)\_1,2,4-triazine (ferrozine) complex with polykhlorotrifluoroethylene) resin (PCI'FE). The iron(ferrozi