EPA Method 525 - Semi-Volatile Mixture

n-Hexatriacontane, ?13C: -26.15, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 630-06-8

Canadian Drinking Water Triazine Herbicides

Theophylline, 100μg/mL in Acetonitrile, 1ml