主题：【求助】诚恳求5篇英文文献全文

1、
题名：Analysis of polyethylenimine by spectrophotometry of its copper chelate
作者：T. D. Perrine, W. R. Landis
源刊：Journal of Polymer Science Part A-1: Polymer Chemistry
Volume 5 Issue 8, Pages 1993 - 2003
2、
题名：C-13-NMR ANALYSIS OF BRANCHED POLYETHYLENEIMINE
作者: PIERRE TS, GECKLE M
来源出版物: JOURNAL OF MACROMOLECULAR SCIENCE-CHEMISTRY
3、
题名：Analysis of polyethylenimine by ESI-MS and MALDI-TOF-MS
作者: Girard JE, Konaklieva M, Gu DH, Guttman CM, Wetzel SJ
来源出版物: ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY
会议信息: 225th National Meeting of the American-Chemical-Society
4、
题名：AEI: Analysis of polyethylenimine by ESI-MS and SEC
作者: Gu, Jianghong; Girard, James E.; Konaklieva, Monika
来源出版物: Abstracts of Papers American Chemical Society 卷: 230 页: U219-U220 出版年: AUG 28 2005
会议信息: 230th National Meeting of the American-Chemical-Society, August 28 -September 01, 2005, Washington, DC, USA
5、
题名：Analysis of branching in polyethylenimine
作者: Girard, James E.; Gu, Jianghong; Konaklieva, Monika
来源出版物: Abstracts of Papers American Chemical Society
会议信息: 230th National Meeting of the American-Chemical-Society, August 28 -September 01, 2005, Washington, DC, USA