1,2,3-Trichloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-13S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 55143 RCRA Perchlorate Price on request 2234.17-050-5AN Aflatoxin B2, 0.5 µg/ml, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 7220-81-7 Price on request 677838 2-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml Price on request