Caffeine,100 µg/mL,MeOH,1mL,

4-Isopropyl-3-methylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 3228-02-2

Disulfoton, 1000µg/ml in MeOH, 1ml

Arochlor 1254, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 11097-69-1