2-Hydroxyethylflurazepam:MCnc:Pt:Urine:Qn:Confirm
2-hydroxyethylflurazepam:mcnc:pt:urine:qn:confirm
2-Hydroxyethylflurazepam [Mass/volume] in Urine by Confirmatory method
2-hydroxyethylflurazepam [mass/volume] in urine by confirmatory method