title: Determination of accurate counting efficiency for liquid scintillation counting.
mesh_terms: D001565:Benzoates / Q000032:analysis; D019817:Benzoic Acid; D012588:Scintillation Counting / Q000379:methods / Q000592:standards*; D014316:Tritium / Q000032:analysis
chemical_list: D001565:Benzoates; D014316:Tritium; D019817:Benzoic Acid