Laboratory Fortification Standard

2-Ethoxy-1-methylethyl acetate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 54839-24-6

Fenobucarb, 100 µg/ml, Acetonitrile, 1ml

alphaßß (20R,24S)-24-Methylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 71117-90-3