Application of matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF-MS) in preparation of chitosan oligosaccharides (COS) with degree of polymerization (DP) 5–12 containing well-distributed acetyl groups

Mian Chen, Xiqiang Zhu, Zhiming Li, Xueping Guo, Peixue Ling

International Journal of Mass Spectrometry · 2009 · 39 citations · 22 references

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