4,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml

EPA Method 8270C Mix #27

Individual Calibration Solutions, 200ul, nonane

Trifluralin-d14 (di-n-propyl-d14), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 347841-79-6