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Diss Factsheets

Administrative data

Endpoint:
oxidising solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
01 June 2017 to 06 July 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.17 (Oxidising Properties (Solids))
Deviations:
not specified
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)

Test material

Constituent 1
Reference substance name:
602-259-0
Cas Number:
12222-74-1
IUPAC Name:
602-259-0
Test material form:
solid: particulate/powder
Details on test material:
Test material from Sensient UK, various batches, see individual endpoint for specifics.
Specific details on test material used for the study:
Note in the report 1(4H)-Naphthalenone, 8-aminodibromo-5-hydroxy-4-imino (DBN) is referred to as DBN INT 000101
Samples originate from Sesient Colours UK Ltd.
Samples received at test centre 11May2017

Study design

Contact with:
powdered cellulose

Results and discussion

Test results (Oxidising solids)open allclose all
Key result
Sample tested:
other: 2:1 sample to cellulose mixture
Parameter:
preliminary test
Result:
ca. 0 other: No visible flames or glow. Small amount of fumes produced with some intumesence as pile heats.
Remarks on result:
fuming
Key result
Sample tested:
other: Mixures between 10% sample:90% cellulose and 90% sample:10% cellulose in 10% increments.
Parameter:
burning time of reaction over a distance of 200 mm
Remarks on result:
mixture does not ignite and burn

Any other information on results incl. tables

Preliminary Test: 2:1 sample to cellulose mixture. No visible flames or glow. Small amount of fumes produced with some intumescence as pile heats.

Mixures between 10% sample:90% cellulose and 90% sample:10% cellulose in 10% increments were tested using the train test. No ignition was observed.

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
1(4H)-Naphthalenone, 8-aminodibromo-5-hydroxy-4-imino (DBN) is not considered to be an oxidising substance.
Executive summary:

Preliminary Test: 2:1 sample to cellulose mixture. No visible flames or glow. Small amount of fumes produced with some intumescence as pile heats.

Mixures between 10% sample:90% cellulose and 90% sample:10% cellulose in 10% increments were tested using the train test. No ignition was observed at any of the tested ratios.

1(4H)-Naphthalenone, 8-aminodibromo-5-hydroxy-4-imino (DBN) is not considered to be an oxidising substance.