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Search: su=Chemical analysis
Found: 67 Record 1-67

Periodical articleKaaya, A.N. and Namutebi, A. and Tujjunge, J. (2002)
Chemical and nutrient composition of tomato varieties grown in Uganda
Uganda Journal of Agricultural Sciences. Volume 7 #2. June. p. 19-22.

Periodical articleZinabu G-M. and Zerihun D. (2002)
See this documentThe chemical composition of the effluent from Awassa textile factory and its effects on aquatic biota
Sinet. Volume 25 #2. December. p. 263-274.

Periodical articleFabiyi, F.A.S. and Adediran, G.O. and Olatunji, M.A. (2001)
See this documentApplication of copper (II) catalysis of the oxidation of 2-hydrazino pyridine by hydrogen peroxide: a kinetic method of analysis
Bulletin of the Chemical Society of Ethiopia. Volume 15 #1. June. p. 9-14.

Periodical articleMasamba, W.R.L. (2001)
Detection of trace amounts of chemical warfare agents in paint by gas chromatography and gas chromatography-mass spectrometry
Malawi Journal of Science & Technology. Volume 6. August. p. 47-55.

Periodical articleAlemayehu M. and Tarekegn G. (2000)
See this documentChemical investigation of the leaves of moringa stenopetala
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 51-55.

Periodical articleAmeka, G.K. and De Graft-Johnson, K.A.A. and Akuamoah, R.K. (2000)
See this documentA review of the chemical status of the Weija Lake
Journal of the Ghana Science Association. Volume 2 #2. p. 136-147.

Periodical articleAsiedu, E.A. and Powell, A.A. and Stuchbury, T. (2000)
See this documentCowpea seed coat chemical analysis in relation to storage seed quality
African Crop Science Journal. Volume 8 #3. September. p. 283-294.

Periodical articleDambatt, B.B. and Ogah, S.U. (2000)
See this documentExtraction and characterization of oil from the seed of sesbania sesban Linn shrubs
Discovery and Innovation. Volume 12 #3-4. December. p. 153-157.

Periodical articleMwaura, F. (2000)
See this documentA spatio-chemical survey of hydrogeothermal springs in Lake Elementaita, Kenya
Discovery and Innovation. Volume 12 #1-2. June. p. 73-79.

Periodical articleNegussie M. and Theodros S. and Chandravanshi, B.S. and Jönsson, J.Ä. (2000)
See this documentSample clean-up, enrichment and determination of s-triazine herbicides from southern Ethiopian lakes using supported liquid membrane extraction
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 9-24.

Periodical articleOlajire, A.A. and Olanipekun, E.O. (2000)
See this documentTotal and leachable phosphorous in urban street tree leaves
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 91-95.

Periodical articleOlajire, A.A. and Oderinde, R.A. (2000)
See this documentCharacterization of Nigerian crude oil aliphatics by gas chromatographic technique
Discovery and Innovation. Volume 12 #1-2. June. p. 60-66.

Periodical articleRajab, M.S. and Ndengwa, J.M. (2000)
See this document11a-hydroxy muzigadiolide, a novel drimane sesquiterpene from the stem bark of warburgia ugandensis
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 45-49.

Periodical articleTamboue, H. and Fotso, S. and Ngadjui, B.T. and Dongo, E. and Abegaz, B. (2000)
See this documentPhenolic metabolites from the seeds of canarium schweinfurthii
Bulletin of the Chemical Society of Ethiopia. Volume 14 #2. December. p. 155-159.

Periodical articleFuntua, I.I. and Oladipo, M.O.A. and Okujeni, C.D. (1999)
See this documentMultielement geochemistry of uranium ores from north eastern Nigeria
Discovery and Innovation. Volume 11 #3-4. December. p. 193-198.

Periodical articleNegussie R. and Neilson, R.H. (1999)
See this documentSynthesis and characterization of some derivatives of 2-t-butyl-1,3,2-diazaboracyclohexane ring system
Bulletin of the Chemical Society of Ethiopia. Volume 13 #1. June. p. 51-55.

Periodical articleNguyen, K.T. and Moorman, R. and Kuykendall, V. (1999)
Determination of N-octyl bicycloheptene dicarboximide, pyrethrins, and butylcarbityl 6-propylpiperonyl ether in technical materials, concentrates, and finished products by capillary gas chromatography: collaborative strudy
Pyrethrum Post. Volume 20 #3. December. p. 101-118.

Periodical articleObaleye, J.A. and Orjiekwe, C.L. and Edwards, D.A. (1999)
See this documentCobalt (II) and nickel (II) complexes of 1,5-dicinnamyl-2,4-diaza-1,3,5-pentanetrione
Bulletin of the Chemical Society of Ethiopia. Volume 13 #1. June. p. 31-37.

Periodical articleTesfaye G. and Worku L. (1999)
Sanitary chemical analysis of protected springs in Jimma zone, southwestern Ethiopia
Ethiopian Journal of Health Development. Volume 13 #1. April. p. 45-48.

Periodical articleErmias D. and Solomon H. and Daniel B. and Tadele W. (1998)
See this documentConstituents of the essential oil of thymus schimperi
Bulletin of the Chemical Society of Ethiopia. Volume 12 #1. June. p. 79-82.

Periodical articleIdowu, A.B. and Modder, W.W.D. (1998)
See this documentPreliminary chemical analysis of the repellant secretion of the African variegated grasshopper, zonocerus variegatus
Insect Science and its Application. Volume 18 #2. April-June. p. 129-137.

Periodical articleKamau, G.N. and Njoroge, M. and Njau, M. (1998)
Determination of fluoride in different toothpaste formulations
Kenya Journal of Sciences. Series A, Physical and Chemical Sciences. Volume 11 #1. p. 133-140.

Periodical articleOwuor, P.O. and Obanda, M. (1998)
The use of chemical parameters as criteria for selecting for quality in clonal black tea in Kenya: achievements, problems and prospects: review
Tea. Volume 19 #1. July. p. 49-58.

Periodical articlePereka, A.E. and Phiri, E.C.J. (1998)
Mineral content in soils and pasture grasses at Asas Farm, Iringa, Tanzania
Tanzania Veterinary Journal. Volume 18 #2. June. p. 101-109.

Periodical articleYounis, Y.M.H. and Senait G. (1998)
See this documentCharacteristics and chemical composition of the oil of cucurbita pepo seeds
Bulletin of the Chemical Society of Ethiopia. Volume 12 #1. June. p. 83-86.

Periodical articleDeng, R.M.K. and Sethatho, D.T. (1997)
See this documentThe preparation and characterisation of [Co(py)4C7H4SO3NCI]CI.H2O
Bulletin of the Chemical Society of Ethiopia. Volume 11 #2. December. p. 155-158.

Periodical articleGosse, B.K. and Bryson, T.A. and Gokou, T. (1997)
See this documentNovel triterpenes from alstonia boonei and anthocleista nobilis
Bulletin of the Chemical Society of Ethiopia. Volume 11 #2. December. p. 159-161.

Periodical articleInternational Union of Pure and Applied Chemistry (1997)
See this documentSpecial report: research and training in medicinal chemistry in South and Central American countries and Sub-Saharan Africa
Bulletin of the Chemical Society of Ethiopia. Volume 11 #2. December. p. 163-169.

Periodical articleOthieno, C.O. and Wanyoko, J.K. and Owuor, P.O. and Lang'at, J.K. (1997)
Effects of and rates of rock phosphate and triple super phosphate fertilizers on soil and leaf nutrient contents and yields of clonal replanted tea in Kericho, Kenya
Tea. Volume 18 #1. July. p. 32-41.

Periodical articlePuchooa, D. and Erigadoo, P. and Wan Chow Wah, Y.F. (1997)
A comparison between analytical sucrose and table sugar in the tissue culture of saintpaulia ionantha
Revue agricole et sucrière de l'île Maurice. Volume 76 #2. mai-août. p. 7-16.

Periodical articleWanyoko, J.K. and Othieno, C.O. and Mwakha, E. and Cheruiyot, D.K. (1997)
Effects of types and rates of nitrogen fertilizer on leaf nutrients contents of seedling tea in Nandi Hills, Kenya
Tea. Volume 18 #1. July. p. 21-31.

Periodical articleFleischer, J.E. and Kawamoto, Y. and Shimojo, M. and Goto, I. and Masuda, Y. (1996)
See this documentStudies on the variations in the chemical composition of leucaena (Leucaena leucocephala (Lam.) during ensiling
Ghana Journal of Agricultural Science. Volume 29 #2. p. 27-32.

Periodical articleKariuki, N. and Were, O. and Ombaka, O. (1996)
Investigations of taraxasterol in relation to gelling of pyrethrum extracts
Pyrethrum Post. Volume 19 #3. December. p. 92-107.

Periodical articleObanda, M. and Owuor, P.O. and Taylor, S.J. (1996)
Chemical composition of some Kenyan black teas and their probable benefits to human health
Tea. Volume 17 #1. July. p. 20-26.

Periodical articleTsige-Yohannes H. and Steinbach, J. (1996)
The chemical composition and sources of variation of coffee pulp
Ethiopian Journal of Agricultural Sciences. Volume 15 #1-2. December. p. 113-120.

Periodical articleAlemayehu A. (1995)
Protein contents of twelve tef genotypes
Sinet. Volume 18 #2. December. p. 221-233.

Periodical articleNigist A. and Berhanu A.G. (1995)
Chemical constituents of the essential oils of zingiber officinale Roscoe cultivated in Ethiopia
Sinet. Volume 18 #1. June. p. 133-137.

Periodical articleMandima, J.J. (1994-1995)
Some limnological and ecological aspects of the Cabora Bassa Reservoir, Mozambique
Annual Report (University Lake Kariba Research Station). p. 8-20.

Periodical articleKande M. and Lukumu M.K. and Ilunga M. and Matamba M. (1994)
Diagnostic foliaire et détermination de la valeur nutritive des graines et des propriétés physico-chimiques de l'huile de cucumeropsis mannii naud. (Kokorico)
Annales de la Faculté Polytechnique. Volume 4 #1. p. 61-71.

Periodical articleKasongo, M. and Kabengele, M. and Kamwevu, N. (1994)
De la cubanite dans le gisement de Kipushi: problématique de l'âge de la mise en place de la minéralisation
Annales de la Faculté Polytechnique. Volume 4 #2. p. 81-90.

Periodical articleKelbessa U. and Alemu F. and Yetimegeta M. (1994)
Effect of germination on the chemical composition of grass pea (lathyrus sativus)
Ethiopian Journal of Agricultural Sciences. Volume 14 #1-2. June. p. 96-103.

Periodical articleMwamba N. and Dille, J. and Binene M. (1994)
Etude de la cémentation en caisse de l'acier CK 15 ( utilisé aux ATC/OCS-Lubumbashi) à l'aide des céments locaux: détermination de la composition chimique optimale du cément local
Annales de la Faculté Polytechnique. Volume 4 #2. p. 1-28.

Periodical articleYesek W. and Sinknesh E. (1994)
Some chemical constituents of selected water resources in and around Addis Ababa and Ambo
Ethiopian Journal of Health Development. Volume 8 #2. August. p. 97-102.

Periodical articleAbukutsa, M.O. and Chweya, J.A. and Mochoge, B.O. and Onyango, J.C. (1993)
Effect of nitrogen sources and storage on thiocyanate content of kale (Brassica oleracea var. Acephala) leaves
Discovery and Innovation. Volume 5 #4. December. p. 367-371.

Periodical articleOwuor, P.O. and Wanyoko, J.K. and Othieno, C.O. (1993)
Effects of rates and ratios of nitrogenous and potash fertilizers on tea in the eastern highlands of Kenya: Pt. 2. Leaf nutrient contents
Tea. Volume 14 #2. December. p. 78-88.

Periodical articleVidal, B. (1993)
Empirical vector approach to the intensity of the secondary transition of the benzene chromophore: application to natural products
Journal de la nature. Volume 5 #1. p. 9-15.

Periodical articleMiller, D.E. and Kinahan, J. (1992-1993)
The metallurgical analysis of copper beads and ore from archaeological sites in central Namibia
Communications of the Geological Survey of Namibia. Volume 8. p. 67-79.

Periodical articleHaile G. (1992)
The effect of different chemical and physical agents on the viability of Cysticercus Bovis: a preliminary report
Ethiopian Medical Journal. Volume 30 #1. January. p. 23-31.

Periodical articleKibwage, I.O. and Ogeto, J.O. and Maitai, C.K. and Rutere, G. and Thuranira, J. and Ochieng, A. (1992)
Drug quality control work in DARU, observations during 1983-1986
East African Medical Journal. Volume 69 #10. October. p. 577-580.

Periodical articleChabalier, P.-F. (1991)
Agronomie de la canne à sucre
CIRAD à la Réunion. p. 11-13.

Periodical articleTyobeka, T.E. and Dlamini, F.M.P.S. and Rasmussen, P.W. (1991)
The isolation and identification of volatile constituents from the plant Lippia javanica (Spreng)
Swaziland Journal of Science and Technology. Volume 12 #1-2. November. p. 83-88.

Periodical articleUdoh, A.P. and Thomas, S.A. and Ekanem, E.J. (1991)
Optimisation of ashing conditions for the determination of Ca, Mg, and Zn in unused lubricating oils
African Journal of Science and Technology. Series B, Science. Volume 5 #2. July. p. 8-12.

Periodical articleArene, E.O. (1990)
Chemical research and natural resources in Africa
African Journal of Science and Technology. Series C, General. Volume 1 #1. June. p. 9-16.

Periodical articleBieluonwu, A.U. (1990)
Metal complexes of b-diketones: ultraviolet and infrared spectral studies of copper (ll) complexes of 1-phenyl-3-methyl-4-acyl-pyrazolone-5
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 60-66.

Periodical articleEnyikwola, O. and Sathiamoorthy, S.S. and Sathiamoorthy, A. (1990)
Effect of pepper (Capsicum frutescens) on gastric mucosal mast cell population and histamine concentration in albino rats
Discovery and Innovation. Volume 2 #4. December. p. 60-62.

Periodical articleKaweme L. and Bilanda N. (1990)
Etude de propriétés des sulfates de calcium en vue de leur utilisation dans la fabrication des matériaux céramiques
Annales de la Faculté Polytechnique. Volume 3 #1. p. 110-114.

Periodical articleMuleka K. and Tambwe K. and Maloba K. and Nyembwe K. and Kabanga M. (1990)
Effet retardateur des métaux sur l'oxydation de la bière par l'oxygène de l'air
Annales de la Faculté Polytechnique. Volume 3 #1. p. 114-122.

Periodical articleNnanedu, C.E. (1990)
Geochemistry of rare earth elements in Kaswa and Marampa volcanic rocks (Sierra Leone)
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 30-34.

Periodical articleOgunniyi, D.S. (1990)
Preparation and properties of methylene bis(4-cyclohexil-N, N' tert-butyl peroxycarbamate)
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 56-59.

Periodical articleOkwute, S.K. (1990)
Synthesis of piperine-type amides: IR analysis of triphenylphosphorane crotonate
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 52-55.

Periodical articleOwuor, P.O. and Orchard, J.E. (1990)
Changes in quality and chemical composition of black tea due to degree of physical wither, condition and duration of fermentation
Tea. Volume 11 #2. December. p. 109-117.

Periodical articleOwuor, P.O. and Wanyoko, J.K. and Othieno, C.O. (1990)
High rates of nitrogen on tea: Pt.2. Monthly changes in mature leaf nitrogen, phosphorus, and potassium contents
Tea. Volume 11 #2. December. p. 90-95.

Periodical articleWanyoko, J.K. and Owuor, P.O. and Othieno, C.O. (1990)
High rates of nitrogen on tea: Pt.3. Monthly changes on mature leaf calcium, magnesium, manganese and aluminium contents
Tea. Volume 11 #2. December. p. 96-100.

Periodical articleRwakabishya, I. and Hari, L. and Kibuyagi, A. and Niyonzima, D.D. and Rwanyoye, A. and Ndabahagamye, F. and Ramadhani, M. and Mvukiye, L. (1989)
Inventaire phytochimique des plantes de la pharmacopée traditionnelle au Burundi
Revue de l'Université du Burundi. Série, Sciences exactes. #8. août. p. 81-105.

Periodical articleMtada, O.S.M. (1987)
Some physical and chemical properties of sediments from the Devil's Gorge, Zambezi River, Zambia/Zimbabwe
Zimbabwe Agricultural Journal. Volume 84 #1. January-February. p. 17-20.

Periodical articleKleinpeter, E. (1986)
Nmr lanthanide induced shift study of polysite substrates
Sinet. Volume 9 #1-2. December. p. 55-65.

Periodical articleBerhanu A. and Yohannes F. (1985)
Chemical constituents of the methanolic extract of the tubers of Impatiens tinctoria A. Rich
Sinet. Volume 8 #1-2. December. p. 1-8.

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