2,3,7-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Back Catalog number: DD-237-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 13800-0180-1000CY Dimethyl terephthalate, 1000µg/ml in Cyclohexane, 5ml Price on request 98607 Surrogate Standard Price on request 679334 N-Ethyl-p-toluenesulfonamide, 250mg Price on request