Extraction of Cr(VI) into chloroform solutions of 4-adipoylbis (1- phenyl-3methypyrazolone-5), H2Adp and 4-sebacoylbis (1- phenyl-3-methypyrazolone-5), H2SP were carried out and the effect of the anions, Cl-, SO42-, Br-, I-, SCN-, PO42-, EDTA, Oxalate acetate and tartarate were s...
Open access
Research Article10.9734/IRJPAC/2015/16790
The presentations of researchers who have carried out studies on the “Stabilization of metal laden hazardous wastes for disposal in to Secured Land Fill” are reviewed and documented in this paper. The importance of protecting ground water aquifers from getting polluted by leachat...
Open access
Research Article10.9734/IRJPAC/2015/16290
Historically, drug discovery from natural products has been a time and resource-intensive process. Bioassay-guided isolation of natural products often leads to already known compounds of limited, or no chemical or pharmacological interest. Some bioactive compounds are unstable an...
Open access
Research Article10.9734/IRJPAC/2015/14458
The concentrations of phenol in natural waters were determined so as to ascertain water quality as water intended for human consumption. Total phenols were determined by molecular spectrophotometry, after steam distillation, complexation with 4-aminoantipyrene and extraction into...
Open access
Research Article10.9734/IRJPAC/2015/17160
Moringa oleifera seed was treated and activated to prepare low-cost adsorbents whose adsorption properties would be compared. The uptake for lead, chromium, and cadmium from aqueous solution using the Moringa oleifera seeds biomass (MOS) and Moringa oleifera seed charcoal (CMOS)...
Open access
Research Article10.9734/IRJPAC/2015/16195
Aims: To evaluate the stability of Salvianolic acid A (SAA), a promising cardiovascular drug candidate. Additionally avail an archetype in-vitro therapeutic monitoring from SAA degradation profile for characteristic oral gavages. Study Design: Experimental by laboratory analysis....
Open access
Research Article10.9734/IRJPAC/2015/15348
Fire retardant properties of the bark extract of Sterculia setigera on flexible polyurethane foam were investigated. The foam was treated with different concentrations of the extract and its flammability characteristics were compared with that of untreated sample. The result indi...
Open access
Research Article10.9734/IRJPAC/2015/12505
In the present study, disodium salts of bisdithiocarbamates have been prepared from urea, thiourea, dithiooxamide and 1,3-diaminopropanewith carbon disulfide under strong alkaline medium of a sodium hydroxide solution. All ligands possessed good chelating ability for various meta...
Open access
Research Article10.9734/IRJPAC/2015/6588
This study presents the synthesis, spectral analysis and in vitro antimicrobial evaluation of a new series of Schiff bases of 1,3,4-thiadiazole and 1,2,4-triazole (1-10). The structure of obtained compounds was confirmed by spectral analysis (IR, 1H NMR and 13C NMR) and elemental...
Open access
Research Article10.9734/IRJPAC/2015/16459
Eventual ecotoxicological risks associated with the presence of hazardous metals depend on their identity, chemical forms of association in soil, mobility and bioavailability. Based on this understanding, determination of the chemical form of a metal in soil is important. Sequent...
Open access
Research Article10.9734/IRJPAC/2015/16340
The hydrodistilled essential oil obtained from the leaves of Pachira aquatica Aubl. growing in Nigeria was analyzed by gas chromatography-flame ionization detector (GC-FID) and gas chromatography coupled with mass spectrometry (GC/MS). Six constituents representing 99.8% of the o...
Open access
Research Article10.9734/IRJPAC/2015/16319
Studies were carried out on the leaves of Cassia alata. The leaf powder of Cassia alata was extracted with 80% ethanol defatted with n-hexane and resolved into water-soluble and water insoluble parts. The water-soluble part was then extracted with ethyl acetate and the extract wa...
Open access
Research Article10.9734/IRJPAC/2015/16171
The essential oil, obtained by hydrodistillation in an all glass Clevenger apparatus, from the air-dried leaves of Ipomoea batatas L. (Lam.) growing in Nigeria was analyzed by gas chromatography-flame ionization detector (GC-FID) and gas chromatography coupled with mass spectrome...
Open access
Research Article10.9734/IRJPAC/2015/16454
The effect of indoor air drying on the mass of irrigated and rain-fed green and black olives has been investigated in the present study. Mass loss data were collected over a drying period of about four months. Several measurements were carried out on the pit and pulp fractions of...
Open access
Research Article10.9734/IRJPAC/2015/15127
The research was carried out to assess physicochemical and metal qualities of sewage effluent from Durumi in Gudu District of FCT, Abuja. Sewage effluent samples were collected during the dry and rainy seasons in 2014, and analyzed for some physicochemical parameters and heavy me...
Open access
Research Article10.9734/IRJPAC/2015/14220