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. Author manuscript; available in PMC: 2014 Aug 12.

Published in final edited form as: Anal Chim Acta. 2007 May 6;593(2):207–213. doi: 10.1016/j.aca.2007.05.005

Table 1.

Theoretical and experimental masses for methylated hyaluronan oligosaccharide mixture

	Positive mode [M′ + Na]⁺		Negative mode [M′ −CH₃]⁻

	Theoretical m/z	Experimental m/z	Theoretical m/z	Experimental m/z
4 mer	809.7	809.7	771.6	771.4
6 mer	1203.0	1203.2	1165.0	1165.2
8 mer	1596.3	1596.5	1558.3	1558.1
10 mer	1989.7	1989.9	1951.6	1951.5
12 mer	2383.0	2383.2	2345.0	2344.7
14 mer	2776.3	2776.2	2738.3	2738.1
16 mer	3169.6	3169.4	3131.6	3131.0
18 mer	3563.0	3563.1	3525.0	3524.2
20 mer	3956.3	3956.3	3918.3	3918.2
22 mer	4349.6	4349.9	4311.6	4310.5
24 mer	4743.0	4742.6	4705.0	4705.0
26 mer	5136.3	5135.7	5098.3	5098.4
28 mer	5529.6	5530.8	5491.6	5491.0
30 mer	5923.0	5923.4	5885.0	5884.6
32 mer	6316.3	6315.2	6278.3	6279.4
34 mer	6709.6	6707.9	6671.6	6670.6
36 mer	7103.0	n.d^a	7065.0	7064.1
38 mer	7496.3	n.d.	7458.3	n.d.

^a

Not identified (Signal to noise ratios were below 2).