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Questions related from Lawrence Olusegun Ajala
Dear researchers, My research involves sequential extraction of sediments with different solvents (Acetic acid, Sodium acetate, Oxalic acid, and Ammonium oxalate monohydrate, Nitric acid) using...
20 November 2023 5,300 4 View
Dear researchers, The salt intake for the ICP-MS we have is < 0.2%. I have river water sample with salinity ranged from 11.79 to 12.51 g/L. What do you think can be done so that these water...
16 November 2023 4,703 6 View
Dear Researches, We have some biological and environmental samples to analyze for the concentrations of heavy and toxic metal(loid)s. The ICP-MS intended to be used is out of order for now. Is...
02 March 2023 5,359 4 View
Hydrodistllation was used to erxtract essential oil from a natural product. What are the possible simple laboratory methods to isolate the essential oil from the distillate without loosing the...
19 December 2021 6,307 6 View
Dear researchers, Is it possible to obtain information on the nature of the chemical bonds formed by an element when X-ray Fluorescence Spectrometry is used for analysis? If yes, How? Thanks for...
19 December 2021 4,099 5 View
I am carrying out a research to assess the ecological risk associated with the speciation of trace and toxic metals in floodplain suspension. Bearing in mind that the reducible, oxidizable and...
19 August 2020 4,474 4 View
Hi all. I'm currently working on estimation of mineral elements in a brand of infant meal. It is expected that I calculate the amount of these mineral elements derived by babies from the meals in...
26 August 2017 879 3 View