M. C. Onojake

Poisonous Metal Levels in Sediment and Selected Biota in Coastal Waters of Nigeria

F. D. Sikoki, M. C. Onojake, O. Omokheyeke & P. O. Onyagbodor · Asian Journal of Chemical Sciences · 2021

Sediment and biota samples were collected biannually from the Bonny/New Calabar River Estuary in Niger Delta, Nigeria and analysed for poisonous metals of interest to the International Atomic Energy Agency (Pb, Cd, and Hg) using atomic absorption spectrophotometer A-500 and Direc...

Open access Research Article 10.9734/ajocs/2021/v9i419079

Physicochemical Evaluation of Eichhornia crassipes and Pennisetum purpureum used for Production of Drilling Mud Additives

I. U. Emenike, Leo C. Osuji & M. C. Onojake · Asian Journal of Chemical Sciences · 2021

Cellulose isolated from Eichhornia crassipe (Water hyacinth) and Pennisetum purpureum (elephant grass) were evaluated using Fourier Transform Infra-Red spectroscopy and standard analytical methods for production of drilling mud. The physico-chemical analyses were carried out afte...

Open access Research Article 10.9734/ajocs/2021/v10i219088