EPA Method 552.1 - Surrogate Standard

n-Tricosane, ?13C: -26.71, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 638-67-5

Friedelan-3ß-ol, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 16844-71-6

D3-TFNG, 100 µg/ml, Acetonitrile, 1ml