EPA Method 525 Standard Back Catalog number: 94574 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2001.12-10MG 2,2',4,5,5'-Pentachlorobiphenyl,neat,neat,10mg, Price on request 1398.19-K-IO Methyl octadecanoate (Methyl stearate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-61-8 Price on request 92764 Volatile Mix Price on request