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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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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Endpoint:
vapour pressure
Data waiving:
other justification
Justification for data waiving:
the study does not need to be conducted because the melting point is above 300°C
Endpoint:
vapour pressure
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Remarks:
Value published in Hazardous Substancea Data Bank (HSDB).
Qualifier:
no guideline followed
GLP compliance:
no
Type of method:
other: QSAR calculation
Temp.:
25 °C
Vapour pressure:
0.001 mm Hg
Conclusions:
The calculated value for the vapour pressure of creatine is 7.9E-4 mm Hg at 25 °C.
Executive summary:

No measured data are availbale regarding creatine (CAS 57-00-1) vapour pressure.

However, the Hazardous Substances Data Bank (HSDB) reports a peer-reviewed, calculated value of 7.9E-4 mm Hg at 15 °C (estimation program: US EPA, Estimation Programs Interface (EPI). ver. 3.11. U.S. EPA version for windows. Washington, DC: U.S. EPA (2003). Available from, as of Apr 27, 2005: http://www.epa.gov/oppt/exposure/pubs/episuitedl.htm)

Description of key information

In accordance with REACH Annex VII, column 2, the study does not need to be conducted as the melting point is above 300 °C.

Key value for chemical safety assessment

Vapour pressure:
0.105 Pa
at the temperature of:
25 °C

Additional information

No measured data are available regarding creatine (CAS 57-00-1) vapour pressure.

However, the Hazardous Substances Data Bank (HSDB) reports a peer-reviewed, calculated value of 7.9E-4 mm Hg at 15 °C (estimation program: US EPA, Estimation Programs Interface (EPI). ver. 3.11. U.S. EPA version for windows. Washington, DC: U.S. EPA (2003). Available from, as of Apr 27, 2005: http://www.epa.gov/oppt/exposure/pubs/episuitedl.htm)