Surrogate Mix

2,4-D 13C6, 100µg/ml in Acetone, 1ml

1-n-Propylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2765-18-6

Phenanthrene-d10,100 µg/mL,isooctane,1mL,