Pymetrozine, 100 µg/ml, Acetonitrile, 5ml

WI-7.6-30 Butyl-Ethyl Paraben Standard

Sodium 1H,1H,2H,2H-perfluoro(1,2-13C2)dodecanesulfonate (10:2), 50µg/ml in MeOH, 1,2ml

4-Bromo-3,5-dimethylphenyl-N-methylcarbamate, 100m