2-Aminoflubendazole, 10mg

Methyl-n-propylsulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 3877-15-4

1-Methylisoquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1721-93-3

EPA Method 548.1 Internal Standard