EPA Method 300.0 Anions Mix A Back Catalog number: 50623 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678766 Imazethapyr, 100 µg/ml, Acetonitrile, 1ml Price on request 3433.11-100 MCPB, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-81-5 Price on request 673351 Methamidophos, 100 µg/ml, Acetonitrile, 5ml Price on request