EPA Method 552.1 - Surrogate Standard

6-Phenylhexanoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 5581-75-9

1,1-Diphenylurea, 98%,neat,neat,10mg,

1,1-Dichloro-2-[2-chloro(13C6)phenyl]-2-[4-chloro(13C6)phenyl]ethane, 1.2mL x 100ug/mL, nonane