EPA Method 8240A Sys Perf Check Cmpds

SLCK Spike - Metals Mix #5

2,2',6,6'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 15968-05-5

D3-1,3,5-Trimethylbenzene, 200 µg/ml, Methanol,