Oxypurinol, 100µg/mL in Water, 1ml

PCB No. 126, 10µg/ml in Isooctane, 10ml

Quizalofop-P-ethyl, 100 µg/ml, Acetonitrile, 5ml

Tri-n-propyl phosphate-d21, 1.2ml x 50ug/ml, toluene