Interference Standards Set Back Catalog number: 52038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72903 trans-2-Hexen-1-ol Price on request 92207 EPA Method 525.2Mix #1 Price on request 8991.0-10G Naphthenic acids, pract, neat, Solvent-neat, Unit 10g, # of units-1, Cas.no. 1338-24-5 Price on request