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Physical & Chemical properties

Vapour pressure

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Description of key information

The vapour pressure of NPPT is 1.2*10-5 hPa at 20°C, 2.8*10-6 hPa at 25°C and 1.6*10-4 hPa at 50°C.

Key value for chemical safety assessment

Vapour pressure:
0 hPa
at the temperature of:
20 °C

Additional information

A GLP guideline study was conducted in accordance with the OECD Guideline for the Testing of Chemicals 104, by effusion method, weight loss. The vapour pressure of NPPT was determined to be 1.2*10-5 hPa at 20°C, 2.8*10-6 hPa at 25°C and 1.6*10-4 hPa at 50°C.

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