1,2,3,4-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-27S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 30451 Tetrachloroethene Price on request 8374.14-50-IO 9-Chlorophenanthrene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 947-72-8 Price on request 1230.26-100-IOX5 d2 C26 Triaromatic Sterane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. Price on request