EPA Method 502.2 Surrogate Standard Back Catalog number: 91704 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1452.16-1G 2,6-Di-tert-butyl-4-ethylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 4130-42-1 Price on request 9000.19-100-ME Dehydroepiandrosterone (DHEA), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 53-43-0 Price on request 62004 Acid Extractables Price on request