PAH Standard Back Catalog number: 92688 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MTCC N-(4-chloro[13C6]phenyl)-N'-(3,4-dichloro[13C6]phenyl)[13C]urea , 1.2ml x 50ug/ml, methanol Price on request EPA-8290HRCC1-5 EPA Method 8290 Calibration Kit, 5 ampoules, nonane Price on request D292000-10MG N-Desmethyl Clozapine, 10mg Price on request