Fensulfothion-oxon, 100 µg/ml, Acetonitrile, 5ml

Carvedilol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 72956-09-3

4-Nitrosomorpholine-d8, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219805-76-1

EPA Method 1664 - Oil & Grease (Sonicate)