Nucleosides	Q1	Q3	tr (min)	DP (V)	EP (V)	CEP (V)	CE (V)	LOD (pmol)	LLOQ	R2
2'-deoxyadenosine	252.2	136.1	12.07	41	9	14	17	0.06	0.198	0.997
2'-deoxythymidine	243.2	117.1	10.95	16	8	14	15	1.8	5.94	0.999
2'-deoxyguanosine	268.2	152.1	10.6	21	7	14	37	7.8	25.74	0.999
2'-deoxycytidine	228.1	112.1	6.29	21	7	14	15	0.1	0.33	0.998
5-methyl-2'-deoxycytidine	242.2	126.1	9.85	31	6.5	24	13	0.03	0.1	0.998
5-hydroxymethyl-2'- deoxycytidine	258.2	142.1	7.15	16	6	14	13	0.6	1.98	0.993
5-formyl-2'-deoxycytidine	256.2	140.1	10.92	11	6	14	15	0.2	0.66	0.998
5-carboxy-2'-deoxycytidine	272.2	156.1	4.1	6	7	94	23	3.9	12.87	0.993