Added: Sherilyn Barrera - Date: 11.02.2022 05:01 - Views: 31153 - Clicks: 1124
The chemical analysis of writing and printing inks, as well as paper, can be invaluable when trying to prove whether a document is fraudulent. Ink dating is a highly specialized forensic examination and considered to be one of the most accurate and reliable methods to help determine the age of a document. An ink formulation can be Ink dating expert uk to a specific manufacturer to ascertain the first date of commercial availability.
If an entry is dated inbut the ink was not available until then the document could not have been created in Inks contain chemical solvents that evaporate and generally go through a drying process that can last up to 2 years.
Comparing Writing Inks. Chemical analysis can be conducted on a suspicious entry to determine if it is consistent with other associated or surrounding writings. Multiple inks can be chemically compared with each other to corroborate or refute whether the entries were created contemporaneously or produced over multiple periods of time.
Forensic Analysis of Printers and Copiers. Ink analysis and dating can also be conducted on machine printed document such as inkjet ink and toner from photocopiers, laser printers, and facsimile machines. Forensic Paper Examination.
Gerald M. LaPorte, M. He trained with and served as the Chief Research Forensic Chemist with the United States Secret Service and was responsible for maintaining the largest known forensic collection of writing inks in the world. LaPorte is an active member in numerous forensic organizations and has provided expert testimony in international, federal, and state courts. Ink Dating and Paper Analysis. Ink Testing and Paper Examinations How can ink analysis and paper examinations help determine when a document was produced?
Ink Dating and Ink Aging. Optical and chemical analysis can be conducted on paper to help establish if document fraud has been committed.
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Dating of Documents