MA - EPH Matrix Spike Rev 1.0/1.1 Back Catalog number: 51044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96552 (+)-Norpropoxyphene.maleate Price on request 53308 LPC Solution 3 Price on request 684793 Carboxin-sulfoxide, 100 µg/ml, Acetonitrile, 1ml Price on request