Custom Calibration Standard Back Catalog number: 59418 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676956 Perfluorohexadecanoic acid, 100mg Price on request L11201000CY cis-Chlordane (alpha), 10 ng/µl, 10ml Price on request 675939 D9-Butachlor, 10mg Price on request