EPA Method 8240A - Purgeable Surrogate Std Back Catalog number: 24002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92790 EPA Method 8081A Pesticide Standard B Price on request 79349 Methidathion Price on request 677447 Tris(2,3-dibromopropyl) phosphate, 100mg Price on request