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Physical & Chemical properties

Boiling point

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Description of key information

Approx. 20 % of coal-tar pitch is volatile up to 500 °C (~ 770 K) at 101 kPa.          

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
400 °C

Additional information

A definite boiling point does not exist. At a temperature of > 400 °C, coal-tar pitch starts decomposing.