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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Endpoint:
flash point of flammable liquids
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
the study does not need to be conducted because the flash point is only relevant to liquids and low melting point solids
Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Qualifier:
according to guideline
Guideline:
EU Method A.9 (Flash-Point)
Deviations:
not specified
GLP compliance:
no
Type of method:
closed cup
Flash point:
> 110 °C
Atm. press.:
ca. 99 kPa
Remarks on result:
other: relative humidity 27%
Conclusions:
No flashing of the Sophorolipids solution was observed below 110.0 °C. At 110.0 °C, the test item boiled (i.e. due to the water present) and therefore the test was terminated.

Description of key information

The flash point for the pure registered substance is waived because in its neat form it is a solid with a melting point of 101°C.


However, a study is available for the Sophorolipids (aqueous solution), which is the form of the registered substance commercially placed on the market. No flash point was observed below 110.0°C. At 110.0 °C, the test item boiled (i.e. due to the water present) and therefore the test was terminated.


According to ECHA guidance Chapter R.7a: Endpoint specific guidance Version 6.0 – July 2017, a flashpoint study does not need to be conducted if “the substance only contains volatile organic components with flash-points above 100°C for aqueous solutions’.  Given Sophoropilids are not volatile (vapour pressure of Freeze Dried Sopholiance < 10-20 Pa at °C), it appears the flashpoint for the aqueous solution is also not required.

Key value for chemical safety assessment

Additional information