Browsing Theses 1991 by Subject "Metallurgical analysis."

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Investigations into the HPLC separation of tetraalkylammonium cobalto-undecatungstometallates.

Yuan, Gang. (2012-07-11)

Mutual separation between [N (C7H1S )4]6BCo (H20) W11 039 (AmCo+3B) and [N(C7H1s}4]6SiCo(H20}W11039 (AmCo+2Si) has been achieved for the first time. Reversed-phase C18 liquid chromatography, with 66.7/33.3 MeOH/petroleum ...