Surrogate Standard Back Catalog number: 94031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9400.19-25MG Doxepin hydrochloride Price on request 3380.19-100 Diflufenican, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 83164-33-4 Price on request 11162.1-100MG Carbon-13C1-tetrachloride,neat,neat,100mg, Price on request