Table 4.

Nucleosides/nucleotides identified by LC-ESI-MS.

RT (min)	Intensity × 104	[M + H]+ m/z	Elemental Composition	Compound
1.28	30	258.110	C10H16N3O5	Thymidine
1.63	52	348.069	C10H15N5O7P	AMP (Adenosine monophosphate) *
	2	664.109	C21H28N7O14P2	NAD (Nicotinamide adenine dinucleotide) *
1.69	150	268.104	C10H14N5O4	Adenosine
1.76	5	364.065	C10H15N5O8P	GMP (Guanosine monophosphate) *
1.98	9	284.099	C10H14N5O5	Guanosine
	20	349.054	C10H14N4O8P	IMP (Inosine monophosphate) *
2.05	14	269.088	C10H13N4O5	Inosine

* Identified by MS/MS analysis.