CWA Nitrate & Nitrite Back Catalog number: 55130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9280.16-10MG DL-Propranolol hydrochloride, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 318-98-9 Price on request 93381 Semi-Volatile Standard Price on request 96791 Complex Sugars Price on request