The concentration effect in size-exclusion chromatographic analysis of hyaluronans of various relative molecular masses (RMM) has been studied. A critical concentration has been found that is negatively dependent on the hyaluronan molecular mass; the higher the biopolymer molecular mass, the smaller the injected sample where the concentration effect should be taken into account for accurate evaluation of molecular mass distribution. At higher temperatures, however, the concentration effect diminishes significantly.
机构:
Tsinghua Univ, Sch Life Sci, State Key Lab Biomembrane & Membrane Biotechnol, Beijing 100084, Peoples R ChinaTsinghua Univ, Sch Life Sci, State Key Lab Biomembrane & Membrane Biotechnol, Beijing 100084, Peoples R China
He, Guang-Jun
Yan, Yong-Bin
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机构:
Tsinghua Univ, Sch Life Sci, State Key Lab Biomembrane & Membrane Biotechnol, Beijing 100084, Peoples R ChinaTsinghua Univ, Sch Life Sci, State Key Lab Biomembrane & Membrane Biotechnol, Beijing 100084, Peoples R China