EPA Method 8021B Internal Standard

4-tert-Butyl-2-methylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 98-27-1

n-Dodecane-d26, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 16416-30-1

Isobutylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1678-98-4