D6-Dichlorvos, 100 µg/ml, Cyclohexane, 1ml

EPA Method 505/507 - Pesticide Standard

Tri-p-cresyl phosphate, 100 µg/ml, Methanol, 5ml

Bis(3-isopropylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene