Registration Dossier
Registration Dossier
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EC number: 269-061-0 | CAS number: 68186-99-2 This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 77005.
Appearance / physical state / colour
Administrative data
Link to relevant study record(s)
- Endpoint:
- appearance / physical state / colour
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- test procedure in accordance with generally accepted scientific standards and described in sufficient detail
- Remarks:
- well documented study
- Qualifier:
- no guideline followed
- Principles of method if other than guideline:
- visual inspection
- GLP compliance:
- not specified
- Physical state at 20°C and 1013 hPa:
- solid
- Form:
- powder
- Colour:
- pink
- Odour:
- odourless
- Substance type:
- inorganic
- Conclusions:
- The test substance is a pink, odourless powder.
- Endpoint:
- appearance / physical state / colour
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1991-07-08 to 1991-07-17
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- test procedure in accordance with generally accepted scientific standards and described in sufficient detail
- Qualifier:
- no guideline followed
- Principles of method if other than guideline:
- Methods/Investigations:
- Visual inspection
- Characterization by OES with spark source
- Loss on drying: Sample amount approx. 2 g
- Quantitative element determination by atom-spectrometry: Sodium and potassium determination by atomic absorption spectrometer; Al and Mn by ICP-OES - GLP compliance:
- yes
- Physical state at 20°C and 1013 hPa:
- solid
- Form:
- powder
- Colour:
- pink
- Odour:
- odourless
- Substance type:
- inorganic
- Conclusions:
- The test substance is a coloured ceramic powder containing the following metal oxides: Mn3O4 11.4 %, Al2O3 85.0 %, Na2O 2.4 % and K2O 0.12 %
Appearance: pink solid
Homogeneity: The test substance is homogeneous by visual inspection
Main components: Al, Mn, Na
Weight loss on drying: 3.3 mg/g
Sodium and potassium determination by atomic absorption spectrometer: Na-content is 18 mg/g and K-content is 1 mg/g
Al and Mn by ICP-OES: Al-content is 450 mg/g and Mn-content is 82 mg/g
Referenceopen allclose all
Description of key information
The test substance is a pink, odourless powder.
Key value for chemical safety assessment
- Physical state at 20°C and 1013 hPa:
- solid
Additional information
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