Propoxyphene+Norpropoxyphene cutoff:MCnc:Pt:Urine:Qn:Confirm
propoxyphene+norpropoxyphene cutoff:mcnc:pt:urine:qn:confirm
Propoxyphene + Norpropoxyphene cutoff [Mass/volume] in Urine for Confirmatory method
propoxyphene + norpropoxyphene cutoff [mass/volume] in urine for confirmatory method