Base/Neutrals Surrogate Standard Back Catalog number: 90642 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9280.16-25MG DL-Propranolol hydrochloride, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 318-98-9 Price on request 95091 ASTM Benzene Amp#4 Price on request CFN99171 Astragaloside IV, >98%, 20mg Price on request