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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Referenceopen allclose all

Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017
Reference Type:
other company data
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.9 (Flash-Point)
GLP compliance:
yes
Type of method:
closed cup

Test material

Constituent 1
Reference substance name:
Hop, Humulus lupulus, ext.
EC Number:
232-504-3
EC Name:
Hop, Humulus lupulus, ext.
Cas Number:
8060-28-4
IUPAC Name:
Hop, Humulus lupulus, ext.
Test material form:
liquid: viscous
Remarks:
Depending on the extraction conditions and on the hop variety, the colour of the extract can vary from yellow to dark green. It is a semi-fluid paste at room temperature. The product becomes more fluid when heated.
Specific details on test material used for the study:
An oil-rich hop extract, from hop variety 'Target' batch number BI/YYF/1701 was used. The essential oil content was 30.6% v/w. A high-oil extract was deliberately chosen since hop extract is a UVCB and it is the essential oils that are the only potentially flammable component. Therefore the flash point of a high-oil extract will provide a suitable flammability classification for all hop extracts.

Results and discussion

Flash point
Key result
Flash point:
> 81 °C
Atm. press.:
ca. 101.1 kPa

Any other information on results incl. tables

See attached background material

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
Not classified as a flammable liquid.