Sulfamethazine, 100 µg/ml, Methanol, 1ml

2,3-Dimethylbutane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 79-29-8

d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-77-7

n-Pentadecane, ?13C: -30.22, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-62-9