Table 3.

Percent total ion abundances of signature ions for ∆dp4 oligosaccharides of chondroitin sulfate (CS) type A (CSA), CS type B (CSB) and CS type C (CSC) [60].

Ion	CSA	CSB	CSC
Y11−	33.91 ± 0.61	10.14 ± 0.56	19.88 ± 0.48
B31−	11.22 ± 0.33	2.92 ± 0.73	7.74 ± 0.52
Y32−	1.63 ± 0.27	3.18 ± 0.15	0.68 ± 0.05
0,2X32−	0.06 ± 0.05	2.41 ± 0.31	0.44 ± 0.04
C32−	0.96 ± 0.03	0.78 ± 0.08	2.06 ± 0.18
[M − SO3]2−	0.89 ± 0.09	0.72 ± 0.64	2.23 ± 0.05