Determination of cerium in monazite sand

✍ Scribed by Axt, M. O.

• Book ID: 102332282
• Publisher: Wiley (John Wiley & Sons)
• Year: 1941
• Weight: 198 KB
• Volume: 60
• Category: Article
• ISSN: 0368-4075
• DOI: 10.1002/jctb.5000600805

✦ Synopsis

AXT-DF.TER>IISATIOS OF in (i), 0.099~o. 8olittioti 2 : A\dtletl : SO,,, 460 p.p.iii. ; citric ncid, 4%. (i) SO,, I)y tlistillntioti, 390 p.li.iti. ;

(ii) SO, by direct titrntioit, 250 p.p.iii. Tlie results for the glucose solutions nre tlierefore siiiiilnr to those obtnitied with ittvert sugnr ntttl with tlte orntige juices.

B. Diclrlorophetiol-ititlo~~letiol t)retLod

The dye solutioti used iti tItc cslieriiiietits IICIOW ivns n 0.05% solution it1 n biilfer solution of 5-0, wliicli was stntidnrtlised iotloiiietricnlly.' A series of csperittieitts ivns cnrrietl out 011 invert siignr syrup, Syrup B.P., and orntigc juices, tlic iiietltotls Iicing tltc sntiie ns those clescrilicd in tlic iotlitie tiietliotl, esccpt tltnt in both the direct titrntioti iiittl sepiirntioii iiietltotls tltc liquid \vns ncitlilictl with 11 few d r o p of glncinl ncetic ncid Ilefore titrution. Tlic resitltsnrc slio\vti iti Tii1)Ic 111.