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) (-) Enzymatic Assay (EZA) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (8) Enzyme Immunoassay (EIA) (1) (-) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (32) Sample Type Serum or Plasma (1) Urine (2) Test Area Exposure (3) Test Category Antispasmodics (3) Muscle Relaxants (4) (-) Other (3) Pesticides/Insecticides (4) Test Sub-Category Other (3) Your search has returned no tests.