1,2,3,4,6-Pentachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-50S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677922 Pyrethrins, 100 µg/ml, Ethyl acetate, 1ml Price on request 3343.10-100 Chlorpropharm, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 101-21-3 Price on request 2086.6-K-T 3-Nitrophenol, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 554-84-7 Price on request