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 682967 Surrogate Mix ISO 27065 and ISO 18889, , , 500ml Price on request 673093 Acetaminophen, 250mg Price on request 681688 4-Chloro-3-methylphenol, 100 µg/ml, Methanol, 5m Price on request