EPA Method 507/525 Analyte Mix #6

1-n-Octyl-2-phenylbenzmidazole, neat, Solvent-neat, Unit 10MG, # of units-7, Cas.no. 305347-15-3

n-Butyl benzene

Temephos-d12 (O,O,O',O'-tetramethyl-d12), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219795-39-7