Chlorobenzuron, 100 µg/ml, Acetonitrile, 1ml

Metazachlor OA, 100µg/ml in Acetonitrile, 1ml

Triphenylphosphate-d15

2,2',3,3',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane