"Dioxin-Like" PCBs Calibration Kit , 7 x 500ul, nonane Back Catalog number: WP-CVS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 71507 2,3-Dimethylphenol Price on request 55076 Total Inorganic Water Pollution (WP) (Kit) Price on request X9175 Pentachloroethane Price on request