Kerosene K2

d4 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-74-4

4-n-Nonylphenol pentaethoxylate

Demeton-O, 100 µg/ml, Acetonitrile, 1ml