EPA 1620 Standard 3 Back Catalog number: 52141 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93110 Aroclor 1254 Price on request 1659.10-100-IO 1,1,1,3,9,10-Hexachlorodecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 601523-26-6 Price on request 3005.10-K-IO 2,3-Dimethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7146-60-3 Price on request