Naphthalene, 100 µg/ml, Cyclohexane, 1ml Back Catalog number: 677352 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended MCDD-2378 2,3,7,8-[37Cl4]-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request 93717 Pesticide Standard Price on request 673734 Atrazine, 10.0 µg/ml, Ethyl acetate, 10ml Price on request