Custom Calibration Standard

4-n-Nonylphenol-2,3,5,6-d4, 100µg/ml in MeOH, 5ml

1,4-Naphthoquinone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 130-15-4

Bromacil, 100μg/mL in Acetonitrile, 1ml