Total Kjeldahl Nitrogen as N Back Catalog number: 54132 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11121.14-50-T 7,8-Dibromo-1,2,3,4,11,11-hexachloro1,4,4a,5,6,7,8,9,10,10a-decahydro-1,4-methanobenzocyclooctane,50 µg/mL ,toluene,1mL, Price on request MCDE-141 2,2',3,4,5,5'-Hexachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 95421 Glycerin Price on request