Method 4 Standard 1 Back Catalog number: 93233 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673858 Acifluorfen, 100 µg/ml, Acetonitrile, 5ml Price on request 71403 2-Ethylaniline Price on request 673705 Tetradifon, 10.0 µg/ml, Ethyl acetate, 10ml Price on request