id	keyword
eurjchem-1707	gul
eurjchem-1707	adsorption
eurjchem-1707	min
eurjchem-1707	adsorbent
eurjchem-1707	column
eurjchem-1707	bed
eurjchem-1707	rate
eurjchem-1707	glp
eurjchem-1707	flow
eurjchem-1707	concentration