D5-Atrazine, 100 µg/ml, Acetone, 1ml

EPA Method 1664 - Oil & Grease (Sonicate)

Phosmet-oxon, 10.0 µg/ml, Acetonitrile, 10ml

2,2',5,5'-Tetramethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3075-84-1