EPA Method 500 Internal Standard #6

Picloram methyl derivative

1,3-Dimethylanthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 610-46-8

Di-n-propyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL