Diethyl sulfate

Demeton-S-methyl, 100 µg/ml, Toluene, 1ml

Arochlor 1221 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 11104-28-2

Monocyclohexyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml