EPA Method 507 Pesticide Standard

rac 3,4-Dihydroxymandelic Acid, 500mg

1,1,1-Trichloroethane (stabilized with 5% 1,4-dioxane), 93.5%, in ampoule,neat,neat,50mg,

1-[4-(2-Methylpropyl)phenyl]ethanone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 38861-78-8