Bromophos-methyl, 100 µg/ml, Acetonitrile, 1ml

n-Nonylbenzene-2,3,4,5,6-d5, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20216-93-7

Metoprolol tartrate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 56392-17-7

1,1-Difluoroethylene, 1000µg/ml in MeOH, 1ml