Chlorthion, 100 µg/ml, Ethyl acetate, 5ml

Ampicillin, 1g

Dimetridazole,neat,neat,1mL,

2,2',3,3',4,4',5,6,6'-Nonabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene