Sediment contamination with trace metals remains a current problem for aquatic ecosystems management worldwide. Surface sediments from Fresco Lagoon (Côte d'Ivoire) were analyzed to assess the contamination degree of the area. Concentrations of five selected trace metals (Pb, As,...
Open access
Research Article10.9734/irjpac/2022/v23i230459
A non-extractive, simple and sensitive spectrofluorimetric method with good selectivity has been described for the determination of the proton pump inhibitors namely; Omeprazole, Esomeprazole magnesium and Pantoprazole sodium that are used for the treatment of peptic ulcer diseas...
Open access
Research Article10.9734/irjpac/2022/v23i230458
Industrial phosphoric acid is an omnipresent product in the food industry and in the production of fertilisers and detergents. The presence of impurities in the raw material results in a relatively charged acid with various chemical species at the expense of its quality and use....
Open access
Research Article10.9734/irjpac/2022/v23i230457
In this study, changes in capillary entry pressure of shale when interacting with CO2, under different temperatures have been investigated. The combined impact of temperature and petrophysical properties of shale (water content, water activity, permeability and porosity) on capil...
Open access
Research Article10.9734/irjpac/2022/v23i230456
A lot of Researchers have addressed removing mercury as a pollutant from the wastewaters of several industries. Heavy metals are being removed from wastewater through adsorption on activated carbon, which is becoming additional popular. Although commercial activated carbon is the...
Open access
Research Article10.9734/irjpac/2022/v23i130455
Quantum chemical calculations based on Density Functional Theory (DFT) at the B3LYP/6-31G (d,p) basis set were used to study the inhibition performance of four antifungal organic molecules in copper corrosion in 1M nitric acid solution. The quantum chemical descriptors analysis s...
Open access
Research Article10.9734/irjpac/2022/v23i130448
This reactivity study was performed on seven molecules of a 2,3-dihydro-1H-perimidine series using density functional theory at the B3LYP / 6-311 G (d, p) level. Calculation of the dipole moment showed that compound 4 is more soluble in aqueous medium. The study of frontier molec...
Open access
Research Article10.9734/irjpac/2022/v23i130451
The chemistry of a spot test for identification of a bioactive compound is important the more if the substance is strychnine. This converts the test in a toxicological assay with forensic application. The Davy test is based on the oxidation of strychnine by means of potassium fer...
Open access
Research Article10.9734/irjpac/2022/v23i130438
The admixture was prepared from Sawdust waste (SDA) and was pyrolysis by placing it in a Nabertherm (SN224350) at a controlled condition. The SDA was characterized using X-ray diffraction technique and applied as an admixture in producing concrete brick with good cementitious pro...
Open access
Research Article10.9734/irjpac/2022/v23i130445
In this study, the minimization of heavy metal pollution was investigated. Accordingly, potential of corn silk as biosorbent of Pb, Zn and Cu from multimetal solution was considered in batch and fixed-bed column experiments. Structural changes of corn silk before and after heavy...
Open access
Research Article10.9734/irjpac/2021/v22i1230447