EPA Method 551 - Disinfection By-Products Back Catalog number: 32852 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1700-0600 Artificial Urine Medium, Stabilized, 200mL Price on request 71887 2-Isopropyl-3-methoxypyrazine Price on request 675875 Flurtamone, 100mg Price on request