D10-Carbophenothion, 100 µg/ml, Acetone, 1ml

o-Fluorotoluene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 95-52-3

1,4-Dichlorobutane

EPA Method 8310 Surrogates, 50µg/ml in MeChl, 1ml