Perfluorooctylphosphonic acid, 1.2ml x 50ug/ml, methanol

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 10µg/mL in Osooctane, 1ml

Arochlor 1248 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12672-29-6

Toluene, 1000µg/ml in MeOH, 1ml