Identification Methods of Stamp Impressions

A review on identification methods of stamp impressions was given. The identification methods including impression characteristics observation with microscope, computer aided manual comparison, determination of permeability dispersion degree of squeegee oil, instrumental analytical methods (including UV-Vis derivative spectrum, fluorospectrophotometry, infrared spectrum, Raman spectrum, TLC, LC, GC and MS) and so on were related (64 ref. cited).