The spectral determination of impurities in zirconium concentrates

Autor: N. F. Zakhariya, I. S. Anbinder, E. A. Zhikhareva
Rok vydání: 1972
Předmět:
Zdroj: Journal of Applied Spectroscopy. 17:838-841
ISSN: 1573-8647
0021-9037
DOI: 10.1007/bf00607686
Popis: Rap id me thods fo r the r e l i a b l e d e t e r m i n a t i o n of the ind iv idua l i m p u r i t i e s a r e n e c e s s a r y in the a n a l y s i s of z i r c o n i u m c o n c e n t r a t e s . The p e r m i t t e d amoun t s of t h e s e i m p u r i t i e s in the qua l i ty s t a n d a r d i z e d ( e x p r e s s e d in t e r m s of t h e i r ox ides) a r e , fo r Mg, Ca, Fe and P, 0.1 to 0.3% of each, fo r AI 2 to 3.5% and fo r Ti , 0.5 to 1.5%. In s e v e r a l c a s e s c h r o m i u m a l so h a s to be d e t e r m i n e d . *
Databáze: OpenAIRE
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