525 Internal Standard Back Catalog number: 96263 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70949 1,4-Diethylbenzene Price on request 79586 2,6-Diethylaniline Price on request 11713.12-100-IO 2,2',3,4',6-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request