D5-threo-Chloramphenicol, 100µg/ml, Acetonitrile, 1ml

iso-Butyl benzyl phthalate (2-Methylpropyl benzyl phthalate), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 72170-45-7

Arochlor 1242 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 53469-21-9

Disulfoton, 100 µg/ml, Acetonitrile, 5ml