Nitrogen Detection in Bulk Samples Using a D-D Reaction-Based Portable Neutron Generator

Table 1

Elemental composition of the bulk samples used in present study.

Compound	Formula	Sample mass (g)	H (wt.%)	C (wt.%)	N (wt.%)	O (wt.%)
Melamine	C3H6N6	682	4.8	28.6	66.7	0
Urea	CH4N2O	816	6.7	20.0	46.7	26.7
Caffeine	C8H10N4O2	580	5.2	49.5	28.6	16.5
*Disperse orange	C18H14N4O2	534	4.4	67.9	17.6	10.1

∗H, C, N, and O composition elements calculated for a sample containing 100% disperse orange.