Bis(4-isopropylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene

Phorate-oxon-sulfone, 100 µg/ml, Cyclohexane, 1m

Rifaximin-d6 (Major), 1mg

Aromatic Petroleum Pollutant IS-Mixtures 3 Analytes each concentration as listed in toluene; units: 1x1mL, 5x1mL 1313.10 1-Fluoronaphthalene [321-38-0] 400 µg/mL 1316.14 3-Fluorophenanthrene [440-40-4] 200 µg/mL