"Dioxin-Like" PCBs Calibration Kit , 7 x 500ul, nonane Back Catalog number: WP-CVS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 675424 1-Bromo-2-chloroethane, 250mg Price on request 68C-PAR Native Toxics/LOC Stock Solution, 1.2ml, nonane Price on request 93902 Trihalomethane Standard Price on request