Nitrosamine Standard Back Catalog number: 90982 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0011.18-10MG 1,4-Chrysenequinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 100900-16-1 Price on request CFN99141 Calycosin-7-O-beta-D-glucoside, >98%, 20mg Price on request 9280.16-100-ME DL-Propranolol hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 318-98-9 Price on request