Tolfenpyrad, 10.0 µg/ml, Acetonitrile, 10ml

1,2,4,6,7-Pentachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Linuron-d6 (dimethyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 330-55-2

17-alpha-Estradiol, certified, 0.1g