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Occupational Safety and Health Administration OSHA

Accident Report Detail

Accident: 170892277 - Employee Suffers Acid Burns From Trifluoroacetic Acid

Accident: 170892277 -- Report ID: 0950632 -- Event Date: 04/19/1995
InspectionOpen DateSICEstablishment Name
12026737204/24/19952836Muptiple Peptide Systems
At approximately 10:30 a.m. on April 19, 1995, Employee #1 was transferring trifluoroacetic acid (TFA) from a 20 liter carboy (stock acid) into a 4 liter container, using a Cole Permer aspirator pump. The transfer process took place in laboratory fume hood #6 located in room 232. Employee #1 was wearing safety glasses, labcoat, street clothes, and neoprene gloves. The Nalgene 4 liter container imploded under vacuum and sprayed TFA onto Employee #1, causing 3rd-degree chemical burns to his face and left arm. The company synthesizes peptides for research and development. The causal factors of the accident are as follows: appropriate personal protective equipment was not being used by the employee, and safe work practices were not being followed.
Keywords: ppe, implosion, work rules, vacuum vessel, chemical burn, arm, face
Employee # Inspection Age Sex Degree Nature Occupation
1 120267372 Hospitalized injury Burn(Chemical) Chemists, except biochemists

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