- This is a Lab Test confirms for all six drugs: THC/COC/AMP/MAMP/OPI/PCP and with LC/MS/MS which stands for Liquid Chromatograph Mass Spectrometry. This is a direct confirmation using our state of the art LC/MS/MS Confirmation; NO SCREENS. This is used for a positive instant saliva drug test result and will give a definite 99.9% accuracy rate & a quantitative result. Our lab results are forensically defensible if collected by one of our third party collection sites. You can choose to have one of our Medical Review Officer (MRO), to review your drug test results, this is an optional service. For more information & if you'd like to detect 10 drugs, Please call 1-866-526-2873.