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) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Refractometer (REF) (2) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (1) Test Category Analgesics (4) Antidepressants (1) Antidiabetics (1) Antihypertensives (1) Antipsychotics (1) Hallucinogens (2) Immunosuppressants (1) Muscle Relaxants (1) NPS/Designer Drugs (1) Sedative/Hypnotics (2) (-) Solvents (1) Stimulants (3) Test Sub-Category Other (1) Test Test Name 3098U Mono-n-butyl phthalate (MNBP), Urine