Octachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-75S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 35021 EPA Method 502/524 Volatile Standard Price on request 3428.12-100 Isofenphos-des-N-isopropyl , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 25205-08-7 Price on request L12145000AL Demeton-S-methyl sulfoxide, 10µg/mL in Acetonitrile, 1ml Price on request