Internal Std., 4000µg/ml Methylene Chloride, 1ml

Perfluoro-n-[1,2-13C2]octanoic acid, 50µg/ml in MeOH, 1,2ml

2,2',4,4',6-Pentabromo-6'-methoxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Terbutryn-d5 (ethyl-d5), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219804-47-3