Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (3) Sample Type (-) Blood (1) RBCs (1) (-) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (3) Test Category Metals/Elements (3) Test Sub-Category Antibiotics (1) Anticoagulants (1) Antihistamines (3) Cannabinoids (2) Dopamine Antagonists (2) Other (15) (-) Toxic Elements (3) Test Test Name 4124B Rubidium, Blood 4124SP Rubidium, Serum/Plasma 4124U Rubidium, Urine