Methacrifos, 100 µg/ml, Toluene, 1ml

EPA Method 8240A Mix #5 - Alcohols, 2000µg/ml in MeOH, 1ml

n-Octadecylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4445-06-1

(+/-)-Atenolol-d7 (isopropyl-d7), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 29122-68-7