COD Calibration Standard Back Catalog number: 51255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72115 Butylated hydroxyanisole (BHA) Price on request 41016 Dibenzo(a,h)anthracene, 100µg/ml in Acetonitrile, 1ml Price on request 676346 N-Ethyl-N-(2-hydroxyethyl)perfluorooctylsulfonamid Price on request