Interference Standards Set Back Catalog number: 53038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1842.12-1G 4-n-Pentylbenzoic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 26311-45-5 Price on request 70582 Chlorbromuron, 1000μg/ml in Acetonitrile, 1ml Price on request 50412 Metals Mix 5A Price on request