The establishment of the gel permeation chromatography method for the the determinationofmolecularweight of high boiling petroleum was described in detail .
A method for rapid determinationofmolecularweight of lysozyme from chiken egg white by matrix-assisted laser desorption ionization mass spectrometry was represented in this paper.
本文介绍了一种用基本辅助激光解吸电离质谱法快速测定蛋清中溶菌酶相对分子质量的方法。
3
The ageing of rigid polyvinyl chloride (R-PVC) aggravated by nitric and sulfuric acids was studied by IR, UV Spectroscopy, thermo-analysis and molecularweightdetermination.