EPA Method 8120 Analytes

alpha alpha alpha (24R)-24-Methylcholest-3-ene and alpha alpha alpha (24R)-Ethylcholest-3-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 211423-39-9 / 376372-00-8

1-(4-Isopropylphenyl)urea, 100 µg/ml, Acetonitrile, 1ml

EPA Method 8250Mix #9