Aroclor 1254 Back Catalog number: 93112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71603 Bromoethane-d5, 1000µg/ml in MeOH, 1ml Price on request DF-IS-F200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 73481 Bupropion Price on request