Determination of tungsten with pyrocatechol violet by first-derivative solid-phase spectrophotometry
- Pascual-Reguera, M.I.
- Molina-Diaz, A.
- Pacheco-Castillo, M.C.
- Anguita-Fernández, M.C.
- Fernández-de Córdova, M.L.
- Capitán-Vallvey, L.F.
ISSN: 0026-3672, 1436-5073
Year of publication: 1994
Volume: 112
Issue: 5-6
Pages: 225-235
Type: Article