EPA Method 515.3 - Underivatized acids

Vanillactic Acid, 100mg

2-Hydroxy-4-(octyloxy)benzophenone, 1000mg

Esfenvalerate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 66230-04-4