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Link to relevant study record(s)

Reference
Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017-08-18 to 2017-10-12
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
UN Manual of Tests and Criteria: Test N.1 (Test method for readily combustible solids)
Version / remarks:
2009
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Key result
Test procedure:
burning rate test: preliminary screening test
Remarks on result:
substance does not ignite and propagate combustion either by burning with flame or smouldering along 200 mm of the powder train within the 2 minutes test period
Interpretation of results:
GHS criteria not met
Conclusions:
In the present study according to UNITED NATIONS (2009): Recommendations on the TRANSPORT OF DANGEROUS GOODS, Manual of Tests and Criteria, 5th edition, Class 4, Division 4.1 - Flammable Solids, ‘Test N.1: Test method for readily combustible solids’, tetrahydrofolic acid could not be ignited under the tests conditions, thus, the test item was declared as ‘Not readily combustible solid of Division 4.1’.

Description of key information

Flammability: not flammable (UN Manual of Tests and Criteria: Test N.1, GLP)

Key value for chemical safety assessment

Flammability:
not classified

Additional information

In the present study according to UNITED NATIONS (2009): Recommendations on the TRANSPORT OF DANGEROUS GOODS, Manual of Tests and Criteria, 5th edition, Class 4, Division 4.1 - Flammable Solids, ‘Test N.1: Test method for readily combustible solids’,

Justification for classification or non-classification

Tetrahydrofolic acid could not be ignited under the tests conditions above, thus, the test item was declared as ‘Not readily combustible solid of Division 4.1’.