(+)-Norpropoxyphene.maleate Back Catalog number: 96552 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79088 Ethylene glycol, 1000µg/ml in Water, 1ml Price on request 92264 Ethers & Thioethers Price on request 681363 Ketoconazole, 100mg Price on request