Vol. 34 No. 1 (2020) | Bulletin of the Chemical Society of Ethiopia

Published: 2020-04-26

Clarification of the Algerian grape juice and their effects on the juice quality

Soraya Mazrou, Mohammed Messaoudi, Samir Begaa, Christophe Innocent , Djamaleddine Akretche

1-11

DOI:

10.4314/bcse.v34i1.1

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Direct determination of piroxicam in pharmaceutical forms using flow injection- spectrophotometry

Ream Ismail Abed, Hind Hadi, Hind Hadi

13-23

DOI:

10.4314/bcse.v34i1.2

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Square wave anodic stripping voltammetric determination of Hg(II) with N-p- chlorophenylcinnamohydroxamic acid modified carbon paste electrode

Denekew Alemayehu, Bhagwan Singh Chandravanshi Chandravanshi, Tesfu Hailu , Merid Tessema

25-39

DOI:

10.4314/bcse.v34i1.3

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A comparative study of the adsorption of congo red dye on rice husk, rice husk char and chemically modified rice husk char from aqueous media

Abdul Malik, Abbas Khan, Natasha Anwar , Muhammad Naeem

41-54

DOI:

10.4314/bcse.v34i1.4

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MWCNTs/Ag-ZnO nanocomposite for efficient photocatalytic degradation of congo red

Amogne W. Yibeltal, Belete B. Beyene, Shimelis Admassie, Abi M. Taddesse

55-66

DOI:

10.4314/bcse.v34i1.5

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Hexavalent chromium reduction from real electroplating wastewater by chemical precipitation

Bharti Verma, Chandrajit Balomajumder

67-74

DOI:

10.4314/bcse.v34i1.6

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Biodiesel production from Vitex doniana (black plum) seed oil via a two-step catalyzed transesterification

Gloria Ihuoma Ndukwe , Gloria Ihuoma Ndukwe , Anselem Tochukwu Ugboaja

75-82

DOI:

10.4314/bcse.v34i1.7

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Synthesis, characterization and molecular docking studies of Co(II) metal complex of sulfathiazole

Otuokere Ifeanyi Edozie, Ohwimu Joseph Godday, Amadi Kingsley Chijioke, Igwe Okenwa Uchenna , Nwadire Felix Chigozie

83-92

DOI:

10.4314/bcse.v34i1.8

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Selective transportation of molybdenum from model and ore through poly inclusion membrane

Nauman Ali, Nasiha Naz, Ziarat Shah, Anwar ul Haq Ali shah, Adnan Khan , Rubila Nawaz

93-104

DOI:

10.4314/bcse.v34i1.9

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Preparation and sorption property study of Fe3O4/Al2O3/ZrO2 composite for the removal of cadmium, lead and chromium ions from aqueous solutions

Fekadu Tsegaye, Abi M. Taddesse, Endale Teju , Minbale Aschalew

105-121

DOI:

10.4314/bcse.v34i1.10

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Synthesis of Ag-Fe3O4 nanoparticles for degradation of methylene blue in aqueous medium

Muhammad Saeed, Muhammad Usman, Majid Muneer, Nadia Akram, Atta ul Haq, Muhammad Tariq , Fiza Akram

123-134

DOI:

10.4314/bcse.v34i1.11

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Chemical constituents of the root wood of Erythrina sacleuxii and determination of the absolute configuration of suberectin

Japheth O. Ombito, Gomotsang Bojase, Runner R.T. Majinda, Ishmael B. Masesane, Anja Schüffler, Stefan Pusch, Carina Weber , Till Opatz

135-140

DOI:

10.4314/bcse.v34i1.12

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Isolation and structure elucidation of a new oleanane type glycoside from the aerial portion of Cestrum nocturnum

Humaira Inayat, Ikhtiar Khan, Viqar Uddin Ahmad, Mubeen Rani , Murad Ali Khan

141-148

DOI:

10.4314/bcse.v34i1.13

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Cu(OAc)2 as a green promoter for one-pot synthesis of 2-amino-4,6-diarylpyridine- 3-carbonitrile as antibacterial agents

Bi Bi Fatemeh Mirjalili, Soghra Khabnadideh, Ahmad Gholami, Leila Zamani, Leila Zamani, Seyed Mohammad Nezamalhosseini, Nematallah Kalantari

149-156

DOI:

10.4314/bcse.v34i1.14

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A new route to [1,2,4]triazolo[4,3-c][1,3,5,2]triazaphosphinine-5-oxides: reactivity of N-alkyl/aryl-n'-(4h-1,2,4-triazol-3-yl) amidines with N,N-dimethylphosphoramic dichloride

Azhar Hajr, Lamjed Marzouki

157-161

DOI:

10.4314/bcse.v34i1.15

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Gel time prediction of polyester resin for lamination of polymer composites

C.O. Ujah, A.P.I. Popoola , I.C. Ezema

163-174

DOI:

10.4314/bcse.v34i1.16

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Optimum prediction for inhibition efficiency of Sapium ellipticum leaf extract as corrosion inhibitor of aluminum alloy (AA3003) in hydrochloric acid solution using electrochemical impedance spectroscopy and response surface methodology

Onukwuli Okechukwu Dominic, Anadebe Valentine Chikaodili , Okafor Chizoba Sandra

175-191

DOI:

10.4314/bcse.v34i1.17

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Determination of the stability of osmium(IV) hexachloride ICP-OES standards in HCl acid matrix

Trevor T. Chiweshe, Abdon Atangana , Lore-Mari Deysel

193-202

DOI:

10.4314/bcse.v34i1.18

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Influence of NiO nano-flakes dispersion on the viscosity of lubricating oil

C. Mathalai Sundaram, A. Vembathu Rajesh, V. Sivaganesan

203-214

DOI:

10.4314/bcse.v34i1.19

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