Species formed in the potentiometric titration of fluoride with thorium or lanthanum nitrate and functions suitable for the evaluation of the equivalence points

✍ Scribed by Torbjörn Anfält; David Dyrssen; Daniel Jagner

• Publisher: Elsevier Science
• Year: 1968
• Tongue: English
• Weight: 983 KB
• Volume: 43
• Category: Article
• ISSN: 0003-2670
• DOI: 10.1016/s0003-2670(00)89246-6

✦ Synopsis

01-1)2"+ -I-zfI.+ +fIz:! -4.70 I-IIETANEN AND SILI.I?NJ 3&O j-2ThJ' * Thr(CIf-I)36+ -t_ 31-I+ 'fk? -8.83 ~.~IBTAN)~N AND 81LtkN2 14H~0 _1-GTh.',+ e Th,,(Ol-f),.,'"+ -t-I.tlf.+ */Al,1.1 -36.53 f-flIsTANgN AND.SILLfiNs ' Fig. 2. Concentrations of the predominant spccics formed in the titration in acid solution (PH 2) of IOO ml of 0.004 M fluoride and IO ml of 0.1 M hydrochloric acid with u ml of 0.02 M thorium nitrate.