Benzo(a)pyrene-d12 Back Catalog number: 71739 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9223 m-Xylene Price on request 73774 Adamantane-d16 Price on request 689294 D8-Thiodiglycol, 1000µg/ml in Methanol, 1ml Price on request