Quanto Resta La Droga Nei Capelli? Criteria for Hair Analysis
Hair Length Requirement: The hair length, equivalent to the thickness of a pencil, must be at least 3 cm. Selection of Hair Strand: The hair sample is preferably taken from the nuchal area. Analytical Process: Analysis is conducted on 3 cm hair segments for longer hair. The examination using liquid chromatography and mass-mass detector focuses … Leggi tutto