Total Kjeldahl Nitrogen as N Back Catalog number: 50794 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96865 FTRPH Window Defining Standard C8 - C40 Even Price on request 2127.12-K-IOX5 Arochlor 1248 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12672-29-6 Price on request 9420.19-10MG Warfarin-d5 (phenyl-d5), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 75472-93-4 Price on request