id	keyword
eurjchem-1193	vanadium
eurjchem-1193	solution
eurjchem-1193	water
eurjchem-1193	method
eurjchem-1193	table
eurjchem-1193	samples
eurjchem-1193	determination
eurjchem-1193	results
eurjchem-1193	chittagong
eurjchem-1193	ahmed
eurjchem-1193	soil
eurjchem-1193	flask