Atrazine, 100 µg/ml, Methanol, 1ml

4-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 344298-96-0

Phthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 88-99-3

2,7-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene