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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

Flammability

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Administrative data

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Endpoint:
self-heating substances / mixtures
Type of information:
experimental study
Adequacy of study:
key study
Study period:
10 Mar - 25 May 2020
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
other: VDI Guideline 2263, Part 1
Version / remarks:
1990
Deviations:
no
Qualifier:
according to guideline
Guideline:
UN Manual of Tests and Criteria: Test N.4 (Test method for self-heating substances)
Version / remarks:
2019
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Key result
Test procedure:
other: Grewer Oven
Max. temp. reached:
340
Result:
negative outcome (no effect observed)
Interpretation of results:
not classified based on GHS criteria
Conclusions:
The pure test item L-Alanyl-L-Tyrosine Dihydrate indicated no self-ignition at atmospheric pressure.
On the basis of the results of the tests on the self-ignition in the Grewer Oven the test item is classified as follows:
UN Transport Regulation: The test item is not classified as self-heating substance in Class 4, Division 4.2 according to the UN Transport Regulation.
GHS / CLP Regulation (EC) No 1272/2008 Annex I: 2.11: The test item is not classified as self-heating substance according to GHS/CLP Regulation (EC) No 1272/2008 Annex I: 2.11.
Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Nov 1987
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions
Principles of method if other than guideline:
- Principle of test: Flammability of solids (Lütolf method)
GLP compliance:
no

Bewertungszahl BZ = 2 (brief ignition; quick extinction)

Interpretation of results:
GHS criteria not met
Conclusions:
The substance was reported to show brief ignition and quick extinction (BZ = 2) in a flammability study according to Lütolf.

Description of key information

not flammable (Lütolf method)

not self-heating (Grewer oven, GLP)

Key value for chemical safety assessment

Flammability:
not classified

Additional information

The substance was reported to show brief ignition and quick extinction (BZ = 2) in a flammability study according to Lütolf.

The pure test item L-Alanyl-L-Tyrosine Dihydrate indicated no self-ignition at atmospheric pressure.

Justification for classification or non-classification

The available data indicate that the substance does not fulfil the classification criteria for flammability in accordance with Regulation (EC) No. 1272/2008 (CLP) and the Globally Harmonized System for Classification and Labelling (GHS).

On the basis of the results of the tests on the self-ignition in the Grewer Oven the test item is classified as follows:

UN Transport Regulation: The test item is not classified as self-heating substance in Class 4, Division 4.2 according to the UN Transport Regulation.

GHS / CLP Regulation (EC) No 1272/2008 Annex I: 2.11: The test item is not classified as self-heating substance according to GHS/CLP Regulation (EC) No 1272/2008 Annex I: 2.11.