EPA Method 548.1 Internal Standard

2,4'-DDT, 100 µg/ml, Methanol, 1ml

3-Phenylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2404-87-7

2,4,6-Trichloroanisole