Terbutryn, 100 µg/ml, Acetonitrile, 5ml

1-Ethoxy-2-propanol, certified, 0.25g

4-Methylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 644-08-6

Chromium (Cr)