EPA Method 8060 QC Check Solution

Toluene-d8, 5000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2037-26-5

Demeton O

2,3,4',4'-Tetachlorobiphenyl,100 µg/mL,isooctane,1mL,