Calibration Standard Mix 2 Back Catalog number: 52044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71016 Benzo(e)pyrene,1000µg/ml in methylene chloride,1ml Price on request 675514 Bifenazate, 100 µg/ml, Cyclohexane, 5ml Price on request 71781 N,N’-bis(1,4-Dimethylpentyl)-1,4-phenylenediamine Price on request