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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Flammability

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1998
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given: comparable to guidelines/standards
Qualifier:
equivalent or similar to guideline
Guideline:
other: VDI 2263 sheet 1
Principles of method if other than guideline:
Determination of the "Brennzahl" (see below) according to company guideline
Key result
Test procedure:
burning time (test type not further specified)
Remarks:
or specified in description of method (migrated information)
Burning time:
103 s
Remarks on result:
other: For 100 mm test strip

BZ (Brennzahl) 5: Spread of an open fire (definition according to HVBG, 2001)

The burning time for 100 mm of 103 s equals a burning rate of 0.971 mm/s

Reference:

HVBG, Hauptverband der gewerblichen Berufsgenossenschaften: GESTIS-DUST-EX Database - combustion and explosve characteristics of dusts, Edition 2/2001

HVBG, Sankt Augustin, 2001

Interpretation of results:
other: Non flammable
Conclusions:
The test item is not highly flammable according to UN class 4.1.
Executive summary:

The substance has a Brennzahl of 5 (spread of open fire), but is not a highly flammable solid according to UN class 4.1 (burning rate: 0.971 mm/s).

Description of key information

Key study: The substance has a Brennzahl of 5 (spread of open fire), but is not a highly flammable solid according to UN class 4.1 (burning rate: 0.971 mm/s).

Key value for chemical safety assessment

Flammability:
not classified

Additional information

Justification for classification or non-classification

Based on the available data, the substance is not classified as flammable according to CLP Regulation (EC) no. 1272/2008.