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 PN-41S 1,2,7,8-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 79063 2,5-Dichlorophenol Price on request 3172.24-K-IO Methyl tricosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2433-97-8 Price on request