EPA Method 531.1 Individual Analytes Back Catalog number: 30041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673532 2,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml Price on request 93730 2-Deoxy-D-ribose Price on request 95852 Aromatic Amines Mix Price on request