The basic neucleus properties for MR Spectrascopy

Nucleus	Spin	Nature Abundance (%)	Magnetogyric Ratio	Frequency (MHz) (on our 3T)	Relative Sensitivity (13C=1)	Typical T1 (ms)	Reference
1H	1/2	99.985	26.75	123.2	5666	1000-10000	TMS
2H	1	0.015	4.1064	18.912	0.0082	100-1000	TMS
13C	1/2	1.1	6.7262	30.978	1	1000-5000	TMS
14N	1	99.63	1.9331	8.9028	5.69	3-300	NH3
15N	1/2	0.37	-2.7116	12.4884	0.022	1000-150000	NH3
17O	5/2	0.037	3.6264	16.7015	0.06	3-300	H2O
19F	1/2	100	25.1681	115.91	4761.5	500-10000	CFCl3
23Na	3/2	100	7.0761	32.5887	525	<60	NaCl(1M)/H2O
25Mg	5/2	10.1	1.6375	7.5418	1.54	<200	MgCl2/H2O
27Al	5/2	100	6.9704	32.102	1170	1 to 1000	Al(H2O)63+
31P	1/2	100	10.8289	49.8722	377	100 to 55000	H3PO4 85% H2O
39K	3/2	93.1	1.2483	5.749	2.69	20	K+ (infinite dilution)

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