Ofloxacin, certified, 0.1g

2,3,4,5,6-Pentachlorobiphenyl-d5, 10µg/ml in CY, 5ml

Disulfoton

(+)-γ-1R,2R,5R,6S,9S,10R-Hexabromocyclododecane, 1.2ml x 50ug/ml, toluene