Sebuthylazine D5 (ethyl D5), certified, 5mg

1,2,9-Trimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146448-88-6

1-Chloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane

Atrazine-desisopropyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1007-28-9