Issued to
Mindy Beckett
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Credential Verification
Issue date: March 28, 2026
ID: 9826ab35-ab02-49c2-a937-01f33ebc363a
Issued by
Iafe Research Lab @ CSUSM
Type
Training
Level
Foundational
Description
Badge earners have completed formal training in thin layer chromatography (TLC) techniques within the Department of Chemistry and Biochemistry at California State University San Marcos (CSUSM). Earning this badge signifies demonstrated competency in preparing both solid and liquid samples, setting up and developing TLC plates, and accurately determining and reporting retention factor (Rf) values for analyzed compounds in accordance with standard laboratory practices.
Earning Criteria
Test
Demonstrate proficiency in the preparation of both solid and liquid samples for thin layer chromatography (TLC) analysis.
Test
Demonstrate the ability to properly prepare and spot a TLC plate using appropriate techniques.
Test
Demonstrate competency in developing a TLC plate under suitable solvent conditions.
Test
Demonstrate the ability to visualize separated compounds and accurately determine and report retention factor (Rf) values.
Test
Clearly articulate the standard workflow for performing TLC to another student, from sample preparation through analysis.