Copper AA Standard (Cu) Back Catalog number: 50462 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2105.8-100MG 1,5-Bis-(1-methylethyl)-biguanide HCl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 45095-69-0 Price on request 673023 Acetylsalicylic acid, 250mg Price on request CFN99646 Catechin, >98%, 20mg Price on request