EPA Method 8140/8141 Analytes Back Catalog number: 81400 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70486 trans-1,4-Dichloro-2-butene Price on request 679795 Difloxacin hydrochloride, 100 µg/ml, Methanol, 1 Price on request 15425.21-100-ME Cannabinol-d3 (methyl-d3), 100µg/ml in MeOH, 1ml Price on request