EPA Method 8270C Pesticide Mix #25

p-Cresol-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 190780-66-6

3-Hexanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 589-38-8

1,2,7,8-Tetrachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene