2,3,5-Trimethacarb, 10.0 µg/ml, Acetonitrile, 10

Betulinic Acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 472-15-1

Interference Standard 4

Alprazolam, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 28981-97-7