EPA Method 8141 Standard Back Catalog number: 93595 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93924 EPA Method 515 Herbicide Acids Price on request 0049.20-100-T 6-Nitrobenzo[a]pyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-90-7 Price on request ACQ-SE40-030 Ethanol standard in serum,4.0g/L,serum, 3mL Price on request