4-OH-Pyriproxyfen (4'-OH-pyr), 100 µg/ml, Acetoni

EPA Method 507 Surrogate Standard

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

MA - EPH Matrix Spike Rev 1.0/1.1