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NMR analysis of isotope labelled hydantoins
Urea-15N2 15N = 10atom , = 96 CP 2067-80-3
Protonated Nitrogen Structure in 15N-Labeled Model Coal
Urea • 15N • Urea •
Urea-15N2 15N 2atom , 99 CP 2067-80-3
Structural basis of transmembrane coupling of the HIV-1 envelope
Urea (15N2, 60%) •
Urea-15N2 15N 98atom , 99 CP 2067-80-3
Protonated Nitrogen Structure in 15N-Labeled Model Coal
Laser-Induced Breakdown Spectroscopy (LIBS) of Organic Compounds