Total Kjeldahl Nitrogen as (N) Back Catalog number: 50251 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2432.6-K-IPX5 4-Nitrophenol-2,3,5,6-d4, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-79-2 Price on request 2852.11-50-ME 1H,1H-Perfluoroundecan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 307-46-0 Price on request 678387 Dichlofluanid, 100 µg/ml, Acetonitrile, 5ml Price on request