THE SINGLE BEST STRATEGY TO USE FOR FENTANYL PATCH BENEFITS

three. Keep the blue conclude on the test and submerge the wavy conclude on the strip inside the drinking water for fifteen seconds, preserving the liquid amount down below the blue line  Fentanyl and norfentanyl ended up quantified in femoral and cardiac blood by substantial-performance liquid chromatography-tandem mass spectrometry (LC–MS/MS)