Quality Control Standard, 1000µg/ml in AC, 1ml Back Catalog number: ISO/DIS9377-4-1 Availability: In the manufacturer's stock Price on request - + Recommended 673663 Phosmet, 10 µg/ml, Ethyl acetate, 10ml Price on request 3393.14-100 EPN, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2104-64-5 Price on request 678260 Amitrole, 100 µg/ml, Acetonitrile, 1ml Price on request