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Bulletin of The Chemical Society of Ethiopia

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Volume 13, Number 2, December 1999

CONTENTS Page
FULL PAPERS  
Analytical Chemistry  
  Determination of heavy metals and sulphur in waste engine oils.
W Njue, A M Kinyua and M T Thinguri
99
  Extraction of cadmium(II) from acidic medium with macroporous resin impregnated with bis(2-ethylhexyl) ammonium bis(2-ethylhexyl)dithiocarbamate.
I Fall, M Diaw, S A Ndiaye, R N Mendoza, M A Rodriguez and T I Saucedo Medina
105
Inorganic Chemistry  
  Synthesis and characterization of nitroacyl-5-oxo-pyrazole and its vanadium(V), iron(III) and cobalt(II) complexes.
Martin O C
Ogwuegbu
113
  Synthesis and characterization of some derivatives of 2-t-butyl-1,3,2-diazaboracyclopentane ring sytem.
Negussie Retta and Robert H Neilson
121
Organic Chemistry  
  Photooxidative cleavage of oxazoline-2-thione in protic and aprotic solvents.
Indra Sen Singh
127
  Synthesis and fungicidal activity of alkane-,-bis(2-hydroxyethyl disulphide)s.
E T Ayodele, A A Olajire, J A Adebisi and S O Oladoye
135
Physical Chemistry  
  Electronic propertiesof junctions between aluminium and polyaniline doped with dodecylbenzene sulphonate.
Bantikassegn Workalemahu
143
  n-Butane hydrogenolysis catalyzed by alumina-supported osmium: precursor effects
E O Odebunmi
155
SHORT COMMUNICATIONS  
  The effect of storage on the formation of biogenic amines in wines brewed in Nigeria.
Michael Horsfall Jr, Ayebaemi I Spiff and Tony E Edmonds
167
  A study of heated vegetable oils used by street vendors in frying foods in Lome, Togo.
C Lamboni, A KÚtÚvi, K Awaga and A Doh
173
  Determination and delineation of the amount of platinum in various segments of an automotive catalyst using carbon paste electrode technique with electrode binder.
F A Adekola, C Colin and D Bauer
179
  Author index 185
  Subject index 187
  Manuscript requirements 193

 

 

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