EPA Method 8260B - Purgeable Internal Std Back Catalog number: 22013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PFRS-004S Cresyl Diphenyl Phosphate, 100µg/ml in TO, 1ml Price on request 682403 Triclabendazole-sulfone, 100 µg/ml, Acetonitrile, Price on request 673600 Fluazifop-butyl, 100 µg/ml, Ethyl acetate, 5ml Price on request