EPA Method 8240A - Ketones Back Catalog number: 82415 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680336 Dichloroacetic acid, 1ml Price on request S-4341-K-HX Quality Control Standard of Mineral Oils 2 2x500µg/ml in n-Hexane i 1ml crimp-top Price on request 677882 Benfluralin, 250mg Price on request