Interference Standards Set Back Catalog number: 52038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96526 Lorazepam Price on request 9436.12-100 Acifluorfen, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 5059-66-6 Price on request 679888 3,3'-Dimethylbenzidine, 100 µg/ml, Acetonitrile, Price on request