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Physical & Chemical properties

Flammability

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Administrative data

Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
29 June 2010 - 03 August 2010
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: This study has been performed according to OECD and EC guidelines and according to GLP principles.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.10 (Flammability (Solids))
Deviations:
no
Qualifier:
according to guideline
Guideline:
other: United Nations (UN), UN no. ST/SG/AC.10/11/Rev.4: Recommendations on the Transport of Dangerous Goods, Part III: Classification Procedures, Test Methods and Criteria Relating to Explosives of Class 3, Class 4, Division 5.1 and Class 9, Test N1, 2003.
Deviations:
no
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
Lysine hydrochloride
EC Number:
211-519-9
EC Name:
Lysine hydrochloride
Cas Number:
657-27-2
Molecular formula:
C6H14N2O2.ClH
IUPAC Name:
lysine hydrochloride
Details on test material:
- Name of test material (as cited in study report): L-Lysine Monohydrochloride
- Molecular formula: C6H14N2O2HCl
- Molecular weight: 182.65
- Substance type: Beige powder with lumps
- Physical state: Solid
- Analytical purity: 99.72%
- Impurities (identity and concentrations): -
- Composition of test material, percentage of components: -
- Isomers composition: -
- Purity test date: -
- Lot/batch No.: 0148
- Expiration date of the lot/batch: 28 May 2012
- Stability under test conditions: Stable
- Storage condition of test material: At room temperature in the dark
- Other: -

Results and discussion

Any other information on results incl. tables

The flame of the gas burner did ignite the test substance pile. The test substance burned with a yellow flame and turned into a charred residue. Grey smoke was observed. After removal of the ignition source, the flame extinguished immediately and no propagation of combustion was observed.

Applicant's summary and conclusion

Interpretation of results:
other: not highly flammable
Conclusions:
The preliminary screening test was performed for the determination of the flammability of L Lysine Monohydrochloride.

No propagation of combustion of the test substance along 200 mm length of the pile within 4 minutes was observed. According to the guidelines, performance of the burning rate test is not required. Based on the results obtained, the test substance is considered ‘not highly flammable’.