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Physical & Chemical properties

Vapour pressure

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Description of key information

The vapour pressure for tar acids, methylphenol fraction is in the range of from 44.8 to 70.4 Pa at 20 °C (NF T 20-048 AFNOR Sept.85).

Key value for chemical safety assessment

Additional information

The value of vapour pressure is based on the measurements of four products with various concentrations of constitutents.