EPA Method 552.2 - Surrogate Standard

Aminopyralid, 100 µg/ml, tert-Butyl methyl ether,

8:2 Di-PAPS-d4, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no.

Mono-n-butyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml