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SPECTROSCOPY AND SPECTRAL ANALYSIS  2006, Vol. 26 Issue (09): 1765-1768
光谱学与光谱分析 |
Determination of Writing Age of Blue Ballpoint Pen Inks by High Performance Liquid Chromatography
SHI Xiao-fan1, LI Xin-qian1, XU Ying-jian1, WANG Jing-han1, WANG Yan-ji2
1. China Criminal Police College, Shenyang 110035, China
2. Chinese People’s Public Security University, Beijing 100038, China