Interference Standards Set Back Catalog number: 52038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 51143 WA EPH Aliphatic Hydrocarbons Price on request 1422.10-1G 4-sec-Butylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 99-71-8 Price on request 70321 Pentachlorobenzene, 1000ug/ml in MeOH, 1ml Price on request