Prothiophos, 100µg/mL in Acetonitrile, 1ml

5-Chloro-2-(2,4-dichloro[13C6]phenoxy)[13C6]phenol, 1.2ml x 50ug/ml, methanol

4-Methoxy-2,2',3,4',5,5',6-heptachlorobiphenyl, Please inquire, Solvent-, Unit , # of units-, Cas.no.

Trimethoprim, 100 µg/ml, Methanol, 1ml