Atrazine, 10.0 µg/ml, Ethyl acetate, 10ml

n-Octadecane, ?13C: -30.71, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 593-45-3

Fenson, 100 µg/ml, Cyclohexane, 5ml

2,3',4'-Trichlorobiphenyl (= 2',3,4-),100 µg/mL,isooctane,1mL,