EPA Method 549.1 Analytes Back Catalog number: 32079 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676926 4,4'-Diaminodiphenylmethane, 250mg Price on request 3909.20-1G Amaranth, Redx No 2 (E 123), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 915-67-3 Price on request 675708 4-Nonylphenol-di-ethoxylate, 10.0 µg/ml, Acetone, Price on request