EPA Method 551.1 - Analytes Mix “A” Back Catalog number: 30100 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12140.10-100-ME Etrimfos,100 µg/mL,MeOH,1mL, Price on request 3361.14-K-ME 2,4'-DDE Price on request 675850 Pyridaphenthion, 100 µg/ml, Ethyl acetate, 5ml Price on request