Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzymatic Assay (EZA) (1) Sample Type (-) Serum or Plasma (1) Urine (1) Test Area Exposure (1) Test Category Analgesics (24) Antacids (2) Antianxiety (2) Antiepileptics/Antiseizures (2) Antipsychotics (3) Antispasmodics (2) Muscle Relaxants (3) (-) Other (1) Pesticides/Insecticides (2) Test Sub-Category Other (1) Test Test Name 3250SP Oxalate, Serum/Plasma