Bstimation of Elements. 



838 



6200 



Witmer. 03413. Electrolytic deter- 

 mination using a rotating anode. 



Wolf. Antimon und Zinn durch 

 Elektrolyse aus den Losungen Hirer 

 Sulfosalze in .Scliwefelalkalilosungen. 

 Diss. tedm. Dresden, 1908. 



(Tej Tellurium. 



Lenher & Homberger. .")8761. Gravi- 

 metric determination. 



(Ti) Titanium. 



Gallo. 505-1'. Determiuazione volu- 

 metrica. 



Haas. 57011. 



Newton. 00033. Volumetric esti- 

 mation. (English and German.) 



Magri ed Ercolini. 59206. Sepa- 

 razione quantitatura del ferro dal titanio 

 e dall'aliuminio. Applicnzione della 

 merabrana all'analisi elettrolitica quan- 

 titativa. 



Walton. 0310S. Golorimetric de- 

 termination. 



(Tl) Thallium. 



Hawley. 57i'32. 



Spencer & Le Pla. (J2U2. Quanti- 

 tative separation from silver. 



(Ur) Uranium. 



Finn. 50153. UraniTmi and vanadium. 



Haynes.' 57l'30. L'ranium and 

 vanadium. 



Mazzucchelli. 5950G. Condizioni di 

 precijiitazione quantitativa del perossido 

 di uranio. 



Wherry & Smith. 03304. Use of a 

 rotating anode in the electrolytic in'e- 

 cipitation of uranium and molybdenum. 



(Va) Vanadium. 



Edgar. 55S5l'. Iron and vanadium 

 in the presence of one another. (Eng- 

 lish and (Jerman.) 



Finn. 50153. L'lanium and vana- 

 dium. 



Hajmes. 57230. Uranium and vana- 

 dium. 



Prandtl, W. 00768. 



(W) Wolfram (Tungsten). 



Knorre, G. v. 58227. 58229. Be- 

 stimmung im Stahl hei Gegenwart von 

 Chrom. 



Lind & Trueblood. 58930. .Mkali" 

 metric method for tiie determination in 

 steel. 



Wolter, L. Wolfram im Wolfrain- 

 stahl. Diss. Berlin, 1908. 



(Yr) Yttrium. 



Lenher. 58758. Yttrium earths. 



(Zn) Zinc. 



Provisional methods for copper, lead 

 and zinc. Chem. Engin., Philadelphia, 

 Pa., 2, 1905, (287-290). 



Tables for use with the ferrocyanide 

 method for zinc. Chem. Engin., Phila- 

 delphia, Pa., 1, 1905, (186-190). 



Bertrand et Javillier. 54385. Me- 

 thode permettant de doser de tres 

 petites quantites. 



Fischer. 50150. Schnellelektrolyti- 

 sche Trennung von Xi'/kel. 



Foerster u. Treadwell. Elektroaua- 

 h'tische Trennung von Nickel. 



Frary. 50358. Rapid detemiination 

 by electrolysis. 



Hassreidter. 57214. Volumetrische 

 Bestinunung nach Schaffner. 



Keen. 58067. Stone. 62337. Volu- 

 metric method. 



Rupp. 61357. Bestimmuug mittels 

 Eerrocj'an. 



Seaman. 01838. Ferrocyanide me- 

 thod. 



Stone & Waring. 02338. Report of 

 sub-conniiiltee on zinc ore analysis. 



Walker & Schreiber. 03096. De- 

 termination of zinc 2^resent as carbonate 

 and silicate in ores. 



6300 E.STIMATION OF COM-'] 

 POUNDS. 



IXOnGAXIC. 



Blacher u. Jakoby. 54483. I\Iassnna- 

 lytische liestiannung der Erdalkalisalze 

 tlurch Kaliumstearat und Plieuol- 

 phthalein. 



Carrasco et Belloni. 550i)0. L'emploi 

 d'un nouveau catalyseur dans la methode 

 d'analyse elementaire des substances 

 organ iques selon Carrasco-Planehev. 



ElaglQ. ilanuel des travaux jjratiques 

 de I'analvse quantitative. (Russe) 

 Kijev, 1908. 



