2-Chloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Back Catalog number: MDD-2 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended MBZ-1235 1,2,3,5-Tetrachloro[13C6]benzene, 1.2ml x 100ug/ml, isooctane Price on request DF-IS-A200 Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane Price on request A12677540AL-100 Dimethenamid-oxalamid, 100µg/mL in Acetonitrile, 1ml Price on request