EPA Method 551.1 Internal Standard

1-Chloro-2-fluorobenzene

4,7,10,13,16,19-Docosahexaenoic acid (all-cis), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6217-54-5

3,4,4'-Trichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane