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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Flash point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
May - October 2014
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: standard test method without detailed documentation
Qualifier:
according to guideline
Guideline:
ISO No., other: ASTM D93 Procedure B
Deviations:
not specified
GLP compliance:
no
Remarks:
However, the laboratory was compliant with ISO 9001:2008 and ISO/IEC 17025:2005.
Type of method:
non-equilibrium method closed cup
Key result
Flash point:
154 °C
Atm. press.:
1 atm
Remarks on result:
other: arithmetic mean of sevenfold determination
Conclusions:
flashpoint (closed cup) = 154°C
Executive summary:

The flashpoint of the test substance Octadecane has been determined to be 154°C (arithmetic mean of sevenfold determination), using the closed cup non-equilibrium method ASTM method D93 (procedure B).

Description of key information

- 154°C (closed cup; Shell, 2014)

Supporting information:

- 165°C (only indicative value since method unknown; Lange's Handbook of Chemistry, 1999)

- >149°C (data from safety data sheet, method unknown)

Key value for chemical safety assessment

Flash point at 101 325 Pa:
154 °C

Additional information

The flashpoint of the substance Octadecane has been determined to be 154°C (arithmetic mean of sevenfold determination), using the closed cup non-equilibrium method ASTM D93 (procedure B).

The result is on the one hand in line with literature data (165°C acc. to Lange`s Handbook of Chemistry) and on the other hand, with a value derived from a safety data sheet (>149°C). However, these two values should be considered only as indicative because the used methods were unknown.