"Dioxin-Like" PCBs Calibration Kit , 7 x 500ul, nonane Back Catalog number: WP-CVS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 676681 Sodium benzoate, 250mg Price on request 2054.22-10MG Dibenzyl phthalate,neat,neat,10mg, Price on request 0401.22-150-CYX10 n-Docosane, ?13C: -30.35, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-97-0 Price on request