Atrazine, 100 µg/ml, Ethyl acetate, 5ml

4,4'-Dibromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Ethyl 4-hydroxybenzoate-ethyl d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 126070-21-1

POE (20) Nonylphenol,neat,neat,100mg,