Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Gas Chromatography (GC) (12) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (3) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) Test Area Drugs of Abuse (1) Test Category (-) Alcohols (1) Analgesics (7) Anesthetics (1) Antidepressants (5) Antidiabetics (2) Antiepileptics/Antiseizures (19) Antihistamines (4) Antihypertensives (9) Antimicrobials (4) Antipsychotics (9) Appetite Suppressants (3) Decongestants (11) Diagnostic Aids (2) Exposure (1) Hallucinogens (10) Herbicides (2) Industrial/Environmental Toxins (1) NPS/Designer Drugs (2) Perfluorinated Compounds (2) Plasticizers (1) Test Sub-Category Biomarkers (1) Test Test Name 3752B Phosphatidylethanol, Blood