Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
01 June 2017 to 06 July 2017
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

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

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
State assesed as part of the granulometry study
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

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
1(4H)-Naphthalenone, 8-aminodibromo-5-hydroxy-4-imino was a solid with a median particle size of 204µm.
Executive summary:

1(4H)-Naphthalenone, 8-aminodibromo-5-hydroxy-4-imino was a solid with a median particle size of 204µm.