EPA Method 551 - Disinfection By-Products Back Catalog number: 32852 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57059 Praseodymium (Pr) Price on request 95986 1-Bromo-3-chloropropane Price on request 0002.12-K-IO Acenaphthylene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 208-96-8 Price on request