Naphthalene, 2000µg/mL in MeOH, 1ml Back Catalog number: 90298 Availability: In the manufacturer's stock Price on request - + Recommended 3748.18-100-ME 9,10,12,13-Tetrachlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26533-39-1 Price on request 2030.12-50-NN 1-Chlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL, Price on request 682369 Tolpyralate, 100 µg/ml, Acetonitrile, 1ml Price on request