Atrazine desethyl, 100µg/mL in MeOH, 1ml Back Catalog number: P-343S Availability: In the manufacturer's stock Price on request - + Recommended ZA22005000CY Toxaphene Parlar-No. 50, 1µg/mL in Cyclohexane, 1ml Price on request 94885 Benzo(a)pyrene & Fluoranthene Price on request 8356.12-5MG 2,3,3',5,6-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 74472-36-9 Price on request