Urea Back Catalog number: 93626 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10991.6-10MG N-Nitroso-N-ethylbutylamine,neat,neat,10mg, Price on request 9400.19-100-ME Doxepin hydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1229-29-4 Price on request 1998.10-10MG Octachloronaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2234-13-1 Price on request