EPA Method 624Mix #1 - Purgeables Back Catalog number: 40021 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended M338785 Metoprolol Acid, 10mg Price on request 73009 3,4,5-Trichloroanisole Price on request 3351.22-100 beta-Cypermethrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 65731-84-2 Price on request