EPA Method 8141/1657 Surrogate Standard

2,2',3,5,5',6-Hexachlorobiphenyl

2-Tetradecylcyclobutanone, 5mg

4-n-Nonylphenol-2,3,5,6-d4-OD, 1000µg/mL, Solvent-acetone, Unit 5mL, # of units-1, Cas.no. 358730-95-7