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Physical & Chemical properties

Flash point

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Description of key information

not required

Key value for chemical safety assessment

Additional information

According to Guidance on information requirements and chemical safety assessment, chapter R.7a: Endpoint specific guidance (R., the flash point is only relevant to liquids and low melting point solids. The determination of the flash point is not required as L-tryptophan is a solid at standard conditions with a high melting point (ca. 290°C).