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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

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Endpoint:
appearance / physical state / colour
Type of information:
other: qualitative assesment
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: all the conclusions are based on the visual evaluation and on the experience in dealing with the substance.
Principles of method if other than guideline:
Evidence due to substance handling and observation.
GLP compliance:
no
Physical state at 20°C and 1013 hPa:
solid
Form:
powder
Colour:
dark brown
Conclusions:
The substance is a dark brown powder.
Executive summary:

Method:


Qualitative assessment.


Results:


The test substance is a dark brown powder at 20°C and 1013 hPa.

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
June 15, 2015
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
other: OECD guideline 102
Principles of method if other than guideline:
Study conducted according to internal method SOP- STR 028
GLP compliance:
no
Physical state at 20°C and 1013 hPa:
solid
Form:
powder
Conclusions:
The substance is a solid powder.
Executive summary:

Method:


The study has been conducted according to internal method SOP-STR 028 corresponding to OECD guideline 102.


Results:


A release of water/imbibition solvent between 25 and 150°C has been observed. The solvent release has been followed by an exothermic event between 251 and 393°C (onset 312.1°C and enthalpy: 594.7 J/g).


The substance is a solid at 20°C and 1013 hPa.

Description of key information

Dark Brown Powder.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
brown
Colour intensity:
dark

Additional information

The evaluation of physical state and appearance was based on visual assessment and DSC analysis.