CLP Acid & Base/Neutral Surrogate Mix Back Catalog number: 21056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9419.19-10MG Warfarin, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 81-81-2 Price on request 10066.18-50-ME Codeine-N-methyl-d3 hydrochloride, 50µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 11630.24-10MG Valsartan,neat,neat,10mg, Price on request