Aroclor 1221 Back Catalog number: 95552 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681349 1-Naphthyl acetic acid-ethyl ester, 250mg Price on request 71581 2,3,4,6-Tetrachlorophenol-PFB derivative Price on request PN-24S 1,4,6-Trichloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request