Atrazine Mercapturate, 5mg

Pyracarbolid, 100 µg/ml, Ethyl acetate, 5ml

Phorate-d10 (O,O-diethyl-d10), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 298-02-2

Sildenafil citrate,100 µg base/mL,MeOH,1mL