Surrogate Standard Back Catalog number: 90397 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1959.16-KIT Single 16 EPA-PAH Kit (Neat), 10mg, neat, Solvent-neat , Unit Kit, # of units-, Cas.no. Price on request 59629 Sulfate (SO42-) Price on request 71681 Pentachlorofluoroethane Price on request