EPA Method 8260B Surrogate Standard Back Catalog number: 23112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PFS-533-IDS 533 Isotope Dilution PDS 26 904,38 Kč 681929 Methothrin, 100µg/ml in Acetonitrile, 5ml Price on request 677862 Cyprosulfamide, 100 µg/ml, Acetonitrile, 1ml Price on request