Total DMRQA (Kit) - Pre 2006 Back Catalog number: 55074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1569.18-100MG Norcodeine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 467-15-2 Price on request 92386 525.2 Internal & Surrogate Standard Price on request 73458 1,2-Dihydronaphthalene Price on request