EPA 1620 Standard 2 Back Catalog number: 52140 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92810 Gas Surrogate Price on request 0464.16-200-T 1,3-Dimethylanthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 610-46-8 Price on request 11272.5-100-AN Omethoate-d6 (O,O-dimethyl-d6),100 µg/mL,acetonitrile,1mL, Price on request