EPA Method 8260 Internal & Surrogate Standard

1,3-Dimethyl-5-ethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 934-74-7

Methcathinone

2,3,6-Trichlorobenzoic acid, 100 µg/ml, Acetonitr