Samples received by Omega Laboratories will report out within business days. The various kinds of drugs out there metabolize differently in the body. On-site testing of illicit drugs: Analysis of Delta9-tetrahydrocannabinol in oral fluid samples using solid-phase extraction and high-performance liquid chromatography-electrospray ionization mass spectrometry. How long are excess oral fluid samples and test reports saved? Accessed May 1. The blood is extracted from the veins.
Joban January 17, at 9:
Well as I am reading I see someone mention coming up positive when they didnt do drugs hey it happened to me 16 yrs ago for pot never smoked the stuff in my life. During the laboratory evaluation, strict chain-of-custody practices and standards are followed to prevent adulteration of the sample.