The chemistry of salt is of great importance due to its immense potential from the daily life use to the synthetic chemistry like as workup material, as reagents, as phase transfer catalyst, as acid, as base, as catalyst, as agents for asymmetric synthesis, for some specific reac...
Open access
Research Article10.9734/ajacr/2019/v4i1-230104
Aim: The aim of the research work has to development and validation of dissolution test method for Tapentadol using HPLC method, investigate the effects of stress on dissolution stability by thermal and non-thermal methods. The present research work mainly focused on the evaluati...
Open access
Research Article10.9734/ajacr/2019/v4i1-230103
This study was to determine the concentrations of lead (Pb), cadmium (Cd) and zinc (Zn) in the organs (liver, kidney and heart) and tissues (intestine and blood) of slaughtered cattle using spectroscopy method based on comparison with standards. The results obtained for these hea...
Open access
Research Article10.9734/ajacr/2019/v4i1-230102
Aims: • Synthesis/preparation of Lamotrigine (LMN) complexes with β-CD, Caffeine, Nicotinamide, EDTA and • Development of a new reverse phase liquid chromatographic (HPLC) method for the investigation of Lamotrigine in rat plasma after oral administration and pharmacokinetic asse...
Open access
Research Article10.9734/ajacr/2019/v4i1-230101
Aim: To investigate the varietal difference in the composition of the oil of two Chryosophyllum albidium species. Study Design: Laboratory experimental design was used. Place and Duration of Study: Chryosophyllum acreanum and Chrysophyllum africana seed species of Chrysophyllum a...
Open access
Research Article10.9734/ajacr/2019/v3i430099
The objective of this study was to characterize the naturalized Sudanese jatropha (Jatropha curcas L) seed kernel for its proximate composition, minerals, phenolics and fatty acids properties. The results showed 52% crude fat and 24% crude protein in Jatropha seed kernel. Also fa...
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Research Article10.9734/ajacr/2019/v3i430100
The effects of ultraviolet-B (UV-B) radiations were studied on strawberry. The transplanted plants were irradiated with UV-B (280-320 nm) for 30, 60, 90 and 120 minutes on 20th, 40th, and 60th days after transferring. The enhanced UV-B radiation caused a negative effect on photos...
Open access
Research Article10.9734/ajacr/2019/v3i430098
Aims: Two simple and sensitive stability- indicating methods were developed and validated for the quantitative determination of sofosbuvir in presence of its degradation products. Study Design: Ultra high performance liquid chromatography (UPLC), High performance thin layer chrom...
Open access
Research Article10.9734/ajacr/2019/v3i430097
This work focuses on the extraction of oil from date palm seed. Using n-hexane in Soxlet extraction apparatus, standard procedures were followed to determine the oil feed stock yield. Proximate compositions and physicochemical characteristics were carried out. Also, Fourier Trans...
Open access
Research Article10.9734/ajacr/2019/v3i430095
Unusual effects of intramolecular hydrogen bonds and dipole interactions are investigated using FTIR, NMR and X-Ray crystallography analyses of some imines. These phenomena affect both FTIR absorptions and chemical shifts.
Open access
Research Article10.9734/ajacr/2019/v3i330096
Background and Objective: Coffee is one of the common drinks in Middle Eastern countries including Saudi Arabia due to its desirable aroma, taste and putative positive physiological functions. The concentration of metals is commonly present in coffee powder. The presence of heavy...
Open access
Research Article10.9734/ajacr/2019/v3i330094
The salophen ligand and its complexes of Ni(II), Co(II), Cu(II), and Mn(II) are explored in terms of synthesis, conductivity; magnetic measurements, elemental analysis, FT-IR; electronic spectra, and antibacterial activities. The 3D molecular modeling structures of the ligand and...
Open access
Research Article10.9734/ajacr/2019/v3i330093
Manganese (II) complexes were synthesized via the reaction equimolar quantity of Manganese(II) chloride-hydrate (MnCl2.6H2O) with Chiral saccharides such {(OH)5(CH2)(C5H5)O} or {(OH)6(CH2)(C5H5)O} and (C9H7NO) as secondary ligands [Mn(C9H7NO){(OH)5(CH2)(C5H5)O}]Cl2 (C1), [Mn(QH){...
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Research Article10.9734/ajacr/2019/v3i330092
The removal of Cr6+ from aqueous solution using unmodified and hydrochloric modified African nutmeg pod was studied. The effects of particle size, pH and initial metal ions concentration adsorbed were investigated. The amount of metal ion adsorbed increased as the initial metal i...
Open access
Research Article10.9734/ajacr/2019/v3i330091
The removal of Pb ions by activated carbons prepared from velvet tamarind (Dialium indum) shells was studied to investigate its uptake potentials using column sorption at different operating conditions (flow rates, initial concentrations and bed height). The prepared adsorbent wa...
Open access
Research Article10.9734/ajacr/2019/v3i230089