Registration Dossier

Administrative data

Endpoint:
flammability
Remarks:
Pyrophoric liquids/solids (migrated from section 'Flammability')
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Valid method, test procedure according to company guideline

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1974
Report date:
1974

Materials and methods

Principles of method if other than guideline:
According to company guideline procedure
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalene-2-carboxamidate
EC Number:
278-575-4
EC Name:
Sodium N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalene-2-carboxamidate
Cas Number:
76918-62-2
Molecular formula:
C18H13N3O3.Na

Results and discussion

Pyrophoric solids
Test procedure:
ignition time on contact with air
Remarks:
Ignition on contact with air refers to either Pyrophoric solids or Pyrophoric liquids depending on physical state (migrated information).
Remarks on result:
no ignition on contact with air (not further specified)
Remarks:
corresponding to 'no' in migrated source record.
Pyrophoric liquids
Test procedure:
ignition time on contact with air
Remarks:
Ignition on contact with air refers to either Pyrophoric solids or Pyrophoric liquids depending on physical state (migrated information).
Remarks on result:
no ignition on contact with air (not further specified)
Remarks:
corresponding to 'no' in migrated source record.

Any other information on results incl. tables

The aim of the test was to determine if and to what extend a fire started by an external source will propagate in a dust layer.

Combustion Class Number (BZ = Brennzahl) 2: Catches fire briefly and estinguishes (definition according to Directive VDI 2263)

Additional remark in the study report: Catches fire briefly without spreading (Kurzes Aufflammen ohne Ausbreitung)

Applicant's summary and conclusion

Interpretation of results:
non flammable
Remarks:
Migrated information
Conclusions:
The test item catches fire briefly and extinguishes rapidly (Brennzahl 2). It does not burn independently at room temperature.
67/548/EEC: not classified
1272/2008/EC: not classified
Executive summary:

Determination of combustion number according to company guideline test procedure.

Combustion Class Number (BZ =Brennzahl) 2: Catches fire briefly and estinguishes (definition according to Directive VDI 2263)