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Spectrophotometric determination of zirconium in nickel-base alloys with arsenazo III after thenoyltrifluoroacetone extraction

✍ Scribed by Kehchi Sekine; Hiroshi Onishi


Publisher
Elsevier Science
Year
1972
Tongue
English
Weight
201 KB
Volume
62
Category
Article
ISSN
0003-2670

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A chemical modifier composed of nickel and zirconium salts and treatment of the graphite tube with zirconium solution were studied for the determination of boron in cast iron, Fe-, Ni-and Fe-Ni-based alloys. A combination of 3000 mg 1-l nickel and 1000 mg I-' zirconium as chemical modifier and soaki