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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Version / remarks:
Estimation using the Modified Watson Correlation. This method is described by Lyman et al. (1990).
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Version / remarks:
adopted July 27, 1995
Type of method:
other: calculation
Temp.:
25 °C
Vapour pressure:
< 0 Pa
Remarks on result:
other: First vapour pressure
Key result
Temp.:
25 °C
Vapour pressure:
0 Pa
Endpoint:
vapour pressure
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reason / purpose for cross-reference:
read-across source
Key result
Temp.:
25 °C
Vapour pressure:
0 Pa

Description of key information

The vapour pressure was calculated to be 3.8E-17 Pa at 25°C.

Key value for chemical safety assessment

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

Additional information

Key study: Read-across

Based on the structure similarity, the vapour pressure of Blue MGi 1037 Na salt (EC 473 -160 -6) (source substance) will be approximately the same as the Blue MGi 1037 (EC 438 -610 -8)(target substance) molecule. 

Therefore, a read across was conducted to the Blue MGi 1037 molecule (EC 438 -610 -8).

The vapour pressure was calculated to be 3.8E-17 Pa at 25°C.