主题：【求助】-（已应助）求助两篇英文文献

1.Matrix effects in (ultra)trace analysis of pesticide residues in food and biotic matrices
Jana Haj lová
Journal of Chromatography A；Volume 1000, Issues 1-2, 6 June 2003, Pages 181-197
  http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TG8-48V1GJ4-5&_user=1915929&_coverDate=06%2F06%2F2003&_rdoc=10&_fmt=high&_orig=browse&_srch=doc-info(%23toc%235248%232003%23989999998%23434819%23FLA%23display%23Volume)&_cdi=5248&_sort=d&_docanchor=&_ct=50&_acct=C000055340&_version=1&_urlVersion=0&_userid=1915929&md5=281a72b52ddac510991fbcd8a95cb1ac

2. Explanation of the matrix-induced chromatographic response enhancement of organophosphorus pesticides during open tubular column gas chromatography with splitless or hot on-column injection and flame photometric detection
D. R. Erney, A. M. Gillespie and D. M. Gilvydis
Journal of Chromatography A；Volume 638, Issue 1, 21 May 1993, Pages 57-63
    http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TG8-44CPVK5-B3&_user=1915929&_coverDate=05%2F21%2F1993&_rdoc=7&_fmt=high&_orig=browse&_srch=doc-info(%23toc%235248%231993%23993619998%23271199%23FLP%23display%23Volume)&_cdi=5248&_sort=d&_docanchor=&_ct=13&_acct=C000055340&_version=1&_urlVersion=0&_userid=1915929&md5=6e37965952fe88075034fbfd532691ad