Organization: Canada Border Services Agency
Year: 2022
Month: February
Request Number: A-2022-03102
Request Summary: Records from February 4, 2017 to February 4, 2022, concerning ink dating analysis relating to the solvent loss ratio method of ink dating documents, including an ink aging curve used to determine the relative age of ink using gas chromatography mass spectrometry. Additionally, any internal reports generated concerning the science behind this curve.
Disposition: All disclosed
Number of pages: 175