EPA Method 508 Standard Back Catalog number: 92358 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9037.1-2K-IO Chloroform-d, 2000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865-49-6 Price on request 72641 Dimethyl azelate Price on request 0171.18-500-IO 1-Phenyldibenzofuran, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 63317-69-13 Price on request