EPA Method 8260 - Purgeable Internal Standard

1,2,3,4-Tetrabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Chlorpyrifos oxon

1H,1H,5H-Perfluoropentan-1-ol, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 355-80-6