n-Hexane-d14, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 21666-38-6

Demeton-S, 10.0 µg/ml, Ethyl acetate, 10ml

Tri-n-butyltin-d27 chloride, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1257647-76-9

EPA Method 552.1 - Haloacetic Acids