6-Monoacetylmorphine.free:MCnc:Pt:Urine:Qn:Confirm
6-monoacetylmorphine.free:mcnc:pt:urine:qn:confirm
6-monoacetylmorphine free [Mass/volume] in Urine by Confirmatory method
6-monoacetylmorphine free [mass/volume] in urine by confirmatory method