EPA Method 614.1 - Analytes Back Catalog number: 40007 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended F700450 10-Formyl Folic Acid (>90%), 50mg Price on request 681085 2-n-Octylphenol, 100 µg/ml, Acetone, 1ml Price on request 678148 Sulprofos, 100 µg/ml, Acetonitrile, 5ml Price on request