Total Kjeldahl Nitrogen as N Back Catalog number: 50793 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4047-60-T Deuterated Anthracene in Toluene 1 Analyte, 60 µg/mL in toluene; units: 1x1mL, 1x5mL 0390.14 Anthracene-d10 [1719-06-8] Price on request S-4169-10ML 3 Fluorinated Internal Standard Mix S-4169 3 Analytes, each Wt.% as listed Units : 1x10mL, 5x10mL Name Wt.% Fluorobenzene 39,7 1-Ethyl-4-fluorobenzene 39,3 1-Fluoronaphthalene 20,9 Price on request C11693000 Caffeine, 250mg Price on request