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Vapour pressure

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Reference
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
16.04.2019
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
no
GLP compliance:
no
Other quality assurance:
other: ISO 9001 and ISO 14001 environment
Type of method:
dynamic method
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and package No.of test material: lot #19953859
- Expiration date of the lot/batch: 16.01.2020
Key result
Test no.:
#1
Temp.:
20 °C
Vapour pressure:
>= 0.02 - <= 0.02 mBar
Key result
Test no.:
#2
Temp.:
>= 50 °C
Vapour pressure:
>= 0.39 - <= 0.39 mBar
Executive summary:

The  test  item  Fatty  acids,  C12-18  and  C18-unsatd.,  reaction  products  with  N,N-dimethyl-1,3-propanediamine  and  triethanolamine has  a  vapour  pressure  of 2.0*10 -5 atm  (2.0*10 0 Pa;  2.0*10 -2 mbar)  at  20 °C  and  of  3.8*10 -4 atm  (3.9*10 1 Pa;  3.9*10 -1 mbar)  at  50 °C (the calculation is based on the lowest possible boiling temperature) according to the definition in the OECD Guideline 104 (Grain-Watson estimation).

Description of key information

Key value for chemical safety assessment

Vapour pressure:
2 Pa
at the temperature of:
20 °C

Additional information

The calculation is based on the lowest possible boiling temperature) according to the definition in the OECD Guideline 104 (Grain-Watson estimation).