Instrument Standard 5 Back Catalog number: 52081 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684986 3,3'-Dichlorobenzidine, 10.0 µg/ml, Acetonitrile, Price on request 95635 Carbamates-m2 Price on request 8458.6-100-AN Oxydemeton-methyl Price on request