id	keyword
eurjchem-2137	selenium
eurjchem-2137	solution
eurjchem-2137	samples
eurjchem-2137	method
eurjchem-2137	water
eurjchem-2137	determination
eurjchem-2137	chemistry
eurjchem-2137	table
eurjchem-2137	ahmed
eurjchem-2137	chittagong
eurjchem-2137	journal
eurjchem-2137	soil
eurjchem-2137	reagent
eurjchem-2137	results
eurjchem-2137	european
eurjchem-2137	oap
eurjchem-2137	muhammad
eurjchem-2137	sal