Lenacil, 100µg/ml in Acetonitrile, 5ml

Caffeine,100 µg/mL,MeOH,1mL,

Arochlor 1016 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12674-11-2

2,5-Dibromobiphenyl, 1.2ml x 50ug/ml, nonane