EPA Method 8040 - Surrogate Standard Back Catalog number: 80403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2196.11-K-ME 1-Methyl-5-nitronaphthalene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91137-27-8 Price on request 680129 Fenthion-oxon-sulfoxide, 50mg Price on request 12124.1-K-ME Iodoform,1000 µg/mL,MeOH,1mL, Price on request