EPA Method 624 Internal / Surrogate Standard Back Catalog number: 92559 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676937 Diisononyl cyclohexane-1,2-dicarboxylate (mixture Price on request 71908 3,4-Dichlorobenzotrifluoride Price on request 1811.12-50-T Decabromodiphenyl ether, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1163-19-5 Price on request