2,4,4'-Trichlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Back Catalog number: DPE-28 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended S-4059-0.5-10B Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C) Price on request X9059 Dibenzofuran Price on request 673552 Dieldrin, 100 µg/ml, Ethyl acetate, 5ml Price on request