List of Articles UV-Vis spectrophotometery Open Access Article Abstract Page Full-Text 1 - Study of exteraction of trace diazepam in water samples using Modified NanoTube carboxyl as sorbent ali moghimi Milad Abniki Fatemeh Hajikarimi Open Access Article Abstract Page Full-Text 2 - Preconcentration of trace amounts of lorazepam in aqueous samples by functionalizing graphene oxide with 2-aminopyridine ali moghimi Milad Abniki