Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-LCS-B40 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 1978.17-K-IO 4-n-Nonylphenol monoethoxylate, 1000µg/ml in Isooctane, 1ml Price on request X9158 Parathion ethyl Price on request MDF-1234678 1,2,3,4,6,7,8-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request