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Physical & Chemical properties

Boiling point

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Link to relevant study record(s)

Description of key information

The melting point of Silicon Nitride is >300°C, therefore a boiling point determination has been waived.

Key value for chemical safety assessment

Additional information

The existing data shows the test substance, Silicon Nitride, has got a melting point of 1900°C. In accordance with Annex VII, Column 2 of the REACH regulation, a Boiling Point determination does not need to be conducted on substances with a melting point higher than 300°C.