PSA-C18-Mix 4

2,4'-DDT, 100 µg/ml, Methanol, 1ml

2,3,6-Trichloroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 50375-10-5

EPA Method 8270C - B/N Matrix Spiking Solution