EPA Method 8060 QC Check Solution

2,2',5,5'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35693-99-3

tert-Amylalcohol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 75-85-4

d2 C26 Triaromatic Sterane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.