1,2,3,8-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-31S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 675307 Atrazine-desisopropyl, 100 µg/ml, Acetonitrile, Price on request 59397 Metals Mix #3 Price on request 2518.7-100-ME Theophylline, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 58-55-9 Price on request