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Diss Factsheets

Administrative data

Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
november 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.9 (Flash-Point)
Qualifier:
according to guideline
Guideline:
ISO 3679 (Determination of flash point - Rapid equilibrium closed cup method)
GLP compliance:
yes
Type of method:
closed cup
Flash point apparatus:
other: Normalab NPV 310
Remarks:
This apparatus is in compliance with the following standard: ISO Standard 3679 (March 2015)

Test material

Constituent 1
Reference substance name:
Thyme, Thymus mastichina, ext.
EC Number:
284-294-8
EC Name:
Thyme, Thymus mastichina, ext.
Cas Number:
84837-14-9
Molecular formula:
Not relevant for UVCB
IUPAC Name:
Thyme, Thymus mastichina, ext.
Test material form:
liquid: volatile
Specific details on test material used for the study:
batch number : LS104075
Manufacturing date : June 2017
Expiry date : June 2021
Supplier ESENCIAS MARTINEZ LOZANO S.A
Appearance Yellow limpid liquid
Packaging Amber glass flask
Quantity received 2 x 125 mL
Date of receipt : 06 December 2017
Storage : In darkness at room temperature
Identification number of the test item : 17-321

Results and discussion

Flash point
Key result
Flash point:
54 °C
Atm. press.:
97 kPa

Any other information on results incl. tables

Preliminary test

Atmospheric pressure  97.0 kPa ; Relative humidity  About 46%

Observed

temperature

(OT)  

Corrected temperature with the

calibration curve (CT)

 

Corrected temp to P atm

(C)

 Flash observation
50.7 49.0  50.0  no 
60.9  59.0  60.0  yes 
55.8  54.0  55.0  yes 

The flash point was observed between 50.0 °C and 55.0 °C (corrected values).

Applicant's summary and conclusion

Interpretation of results:
Category 3 (flammable liquids) based on GHS criteria
Conclusions:
The flash point of the test item was 54.0 °C ± 0.5 °C (corrected value), the substance is classified H226 according to CLP criteria.