Esfenvalerate, 1000µg/ml in MeOH, 1ml

2,4-Dibromophenol, Internal Standard Stock Solution Cat No 2061.6

ISO 18857-1 4-(1,1,3,3-Tetramethylbutyl)phenol solution, Calibration standard 1 ng/µL, in toluene, 5mL =1446.14-1-5T

4-n-Nonylphenol (ring13C6) (same as S-4376-1-5AC), 1µg/ml, Solvent-Acetone, Unit 4.5ml, # of units-1, Cas.no.