Semi-Volatile Standard

4-tert-Octylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 140-66-9

Atrazine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1912-24-9

3,4-Dimethylphenanthrene , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66291-31-4