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Photometric determination of copper in viscose with 4(2-pyridylazo)-resorcin as reagent

✍ Scribed by A. P. Talochkina; A. P. Pavlova

Publisher
Springer US
Year
1973
Tongue
English
Weight
100 KB
Volume
4
Category
Article
ISSN
0015-0541

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✍ P. Pakalns; A.B. Ivanfy πŸ“‚ Article πŸ“… 1968 πŸ› Elsevier Science 🌐 English βš– 508 KB

iicigtrls. N.S. IV. (R rtstraliu) (Rcccivcd October xqth, xgG7) ELWELL AND WOODI described the determination of 27% niobium in zirconium alloys, based on the formation of a yellow-coloured complex when niobium ions react with pyrogallol in an alkaline solution of ammonium oxalate; zirconium metal i