EPA Method 515.1 Surrogate Standard

Tri-allate, 100µg/mL in Acetonitrile, 1ml

x of 4-Nonyl- and 4-t-Octylphenols ethoxylates, 20/4µg/ml in Acetone, 1ml

PCB No. 3, 100µg/ml in Isooctane, 1ml