1. Hans Lieb

   • M. Zacherl

   Announcement Pages: 1 - 5

2. Diphenyl(2-pyridyl)methane as a solvent for thiocyanate complexes of zinc in aqueous mineral acids

   • M. Ejaz
   • Shamasud-Zuha
   • M. Rashid

   OriginalPaper Pages: 7 - 16

3. Thermodynamische Beziehungen zwischen polymorphen Modifikationen: Flufenaminsäure und Mefenaminsäure

   • Artur Burger
   • Rudolf Ramberger

   OriginalPaper Pages: 17 - 28

4. Alkyl ketoximes as analytical reagents. XVI

   • L. T. Dupuis
   • W. J. Holland

   OriginalPaper Pages: 29 - 40

5. Critical physico-chemical study of the reaction of selenium(IV) with some aromatic o-diamines

   • Jean Nève
   • Michel Hanocq
   • Léopold Molle

   OriginalPaper Pages: 41 - 50

6. Investigations of oxidizing additives in flash combustion of organic chlorine compounds

   • Edmund Kozłowski
   • Ewa Sieńkowska-Zyskowska

   OriginalPaper Pages: 51 - 63

7. A sensitive colorimetric determination of 2,2′-dihydroxybiphenyl

   • I. R. Miller
   • K. L. Bajaj

   OriginalPaper Pages: 65 - 70

8. Differential pulse polarographic determination of inorganic and organic arsenic in natural waters

   • Pier Luigi Buldini
   • Donatella Ferri
   • Quintilio Zini

   OriginalPaper Pages: 71 - 78

9. Determination of Al, Bi, Cd, Cr, Cu, Mn, Ni, Pb and Zn, in the ng/g range in high purity gallium by electrothermal vaporization AAS after preconcentration

   • C. K. Ramamurty
   • G. Kaiser
   • G. Tölg

   OriginalPaper Pages: 79 - 87

10. Eine empfindliche Methode zur Bestimmung von Beryllium mit Chromazurol-S und 2,2′-Bipyridyl

    • F. Buhl
    • G. Kwapulińska

    OriginalPaper Pages: 89 - 95

11. An extraction-photometric method for the determination of rare earths using mixed ligands

    • M. V. Krishna Murthy
    • D. Satyanarayana

    OriginalPaper Pages: 97 - 105

12. The catalytic influence of benzoate and o-chlorobenzoate on the rate of complexation of chromium(III)

    • W. E. van der Linden
    • W. J. J. Ozinga

    OriginalPaper Pages: 107 - 112

13. Potentiometric microdetermination of oxiranes

    • Walter Selig

    OriginalPaper Pages: 113 - 118

14. Indirect spectrophotometric determination of reducing sugars and ascorbic acid using phenolphthalin as reagent

    • Salah Shahine
    • Rafaa Mahmoud

    OriginalPaper Pages: 119 - 122

15. Microtitration of ascorbic acid with copper

    • Salah Shahine

    OriginalPaper Pages: 123 - 127

16. Die gleichzeitige Bestimmung von Cu, Fe, Mn, Zn, Pb und Cd in Pflanzengewebe mittels Differential-Puls-Polarographie

    • K. Wisser
    • G. Wöhrle

    OriginalPaper Pages: 129 - 138

17. Determination of arsenic in organic compounds

    • A. D. Campbell
    • Low Choong-Pak

    OriginalPaper Pages: 139 - 145

18. The rapid spectrophotometric determination of vanadium in tool steel with l-[(6-methyl-2-pyridyl)azo]-2-hydroxynaphthalene N-Oxide

    • P. W. Beaupré
    • W. J. Holland

    OriginalPaper Pages: 147 - 150