EDDP perchlorate,100 µg/mL (as pyrrolinium) ,MeOH,1mL,

3-Chloro-1,2-propandiol-dimonopalmitoleate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

3,4,5-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

EPA Method 500 Series Internal Standard #5