"Dioxin-Like" PCBs Calibration Kit , 7 x 500ul, nonane Back Catalog number: WP-CVS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 673421 Propargite, 100 µg/ml, Acetonitrile, 5ml Price on request 54143 Calcium Hardness Price on request 71364 #2 Fuel Oil (Diesel) Price on request