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 82534 EPA Method 8270C - B/N Matrix Spiking Solution Price on request 34752 1,2-Dibromo-3-chloropropane Price on request 673469 Acephate, 100 µg/ml, Ethyl acetate, 5ml Price on request