Method 525.2 Solution B

Ethyl tetracosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 24634-95-5

2H,2H,3H,3H-Perfluoroundecanoic acid, 50µg/mL in MeOH, 1ml

Ethanol standard in water,2.0g/L,water, 3mL