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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Vapour pressure

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Administrative data

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Endpoint:
vapour pressure
Data waiving:
study technically not feasible
Justification for data waiving:
other:
Justification for type of information:
According to hydrolysis test results, the hydrolysis rate is estimated to be within 30 minutes. The hydrolysis products have been identified to be ethanol, 2-propanol, acetylacetone and titanium dioxide.
The properties of the target substance would lie in the hydrolysis products.
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Justification for type of information:
2-propanol is the main hydrolysis prodcuts of the target substance. Properties of the hydrolysis are used for read-across.
Qualifier:
no guideline available
Principles of method if other than guideline:
Handbook value. Experiemental details not described.
GLP compliance:
not specified
Type of method:
other: not specified.
Key result
Temp.:
ca. 20 °C
Vapour pressure:
ca. 4.4 kPa
Conclusions:
The vapour pressure of 2-propanol is 4.4 kPa at 20°C according to literature.
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Justification for type of information:
ethanol is the main hydrolysis prodcuts of the target substance. Properties of the hydrolysis are used for read-across.
Qualifier:
no guideline available
Principles of method if other than guideline:
Handbook value. Experiemental details not described.
GLP compliance:
not specified
Type of method:
other: not specified.
Key result
Temp.:
ca. 20 °C
Vapour pressure:
ca. 5.8 kPa
Conclusions:
The vapour pressure of ethanol is 5.8 kPa at 20°C according to literature.

Description of key information

Key value for chemical safety assessment

Vapour pressure:
5.8 kPa
at the temperature of:
20 °C

Additional information

According to hydrolysis test results, the hydrolysis rate is estimated to be within 30 minutes. The hydrolysis products have been identified to be ethanol, 2-propanol, acetylacetone and titanium dioxide.

The vapour pressure point of ethanol was chosen for CSA.