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Article: Chapter 19: fiber examination--dye analysis/thin layer chromatography.(A FORENSIC FIBER EXAMINER TRAINING PROGRAM)
- Article from:
- Forensic Science Communications
- Article date:
- April 1, 2005
CopyrightCOPYRIGHT 2005 Federal Bureau of Investigation at www.fbi.gov. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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General Discussion
This module is intended to familiarize the trainee with the proper application of thin layer chromatography (TLC) for fiber dye analysis and comparison. The use of TLC is applicable to natural as well as manufactured fibers.
Objectives
Upon satisfactory completion of this training module, the trainee will have developed and demonstrated theoretical knowledge and/or practical skills to:
1. understand the physical and chemical principles of TLC;
2. identify those situations in which TLC analysis is appropriate;
3. use standard dye mixtures for testing eluent, extraction chemical and system ...