在一些刑事案件中 ,如麻醉抢劫、强奸杀人、爆炸案的现场上 ,常常会有白色餐巾遗留在现场。当对白色餐巾进行比对检验时 ,除应进行织纹组织结构、纤维种类的分析外 ,还应对白色餐巾上增白物质的异同进行鉴定 ,只有这样才能得到准确可靠的鉴定结论。因为白色餐巾在生产过程中 , In some criminal cases, such as robbery, rape, killings and bombings, white napkins are often left on the scene. When white napkin comparison test, in addition to the structure of the weaved tissue, fiber types of analysis, but also on the white napkin whitening material similarities and differences should be identified, the only way to get accurate and reliable identification conclusion. Because the white napkin in the production process,