Phthalic acid, mono-n-butyl ester, certified, 0.1g

1,3-Bis(2,3-dibromopropyl-5-(2-propene-1-yl)-1,3,5-triazine-2,4,6-(1H,3H,5H)-trione,50 µg/mL ,toluene,1mL,

Mass-Labelled PFCAs and PFSAs Mix, 2µg/ml in MeOH, 1,2ml

Ioxynil, 100 µg/ml, Acetonitrile, 5ml