Carbosulfan, 100 µg/ml, Methanol, 1ml

Mesotrione, certified, 0.1g

2,2’-Dinitrodiphenylamine

2,2',3,4',5,5',6-Heptachloro-4-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene