EPA Method 525.2 - IS/SS Mix Back Catalog number: 37031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11694.12-100-IO 2,3,3',6-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 2663.10-100-AN Toxaphene Price on request 1827.9-1G DL-2-Phenylpropionic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 492-37-5 Price on request