PAH-Mix 20, 10 ng/µl, 10ml

PCB No. 77, 100µg/ml in Isooctane, 1ml

EPA Method 8121 Surrogate Standard

Performance Control Mixture 4 Analytes each Wt.% as listed; units: 1x1mL, 5x1mL neat Name Wt. % Name Wt. % n-Hexadecane 75.0 Tetralin 3.0 Naphthalene 2.0