Registration Dossier
Registration Dossier
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EC number: 949-694-5 | CAS number: -
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
- Study period:
- 15 Nov 2018 - 20 Dec 2018
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.6302 (Color)
- Deviations:
- not specified
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.6303 (Physical State)
- Deviations:
- not specified
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.6304 (Odor)
- Deviations:
- not specified
- GLP compliance:
- yes
- Specific details on test material used for the study:
- Chemical name: Magnesium potassium fluoride silicate (Mg2.7K0.7Si4O10F2)
Previously known as: magnesium potassium silicon fluoride hydroxide oxide, and referenced as CAS number 273730-58-8
Trade name: MICROMICA
Composition formula: K₀.₇Mg₂.₇Si₄O₁₀F₂
Molecular weight: 403.33 g/mol
Purity of test item: ≥95%
Impurity: <5% water
Lot number: 776A - Physical state at 20°C and 1013 hPa:
- solid
- Key result
- Form:
- solid: particulate/powder
- Colour:
- White (Munsell value: N9.5)
- Odour:
- odourless
- Substance type:
- inorganic
- Conclusions:
- The test item was observed to be a white odourless powder with a Munsell colour of N9.5 at 20 °C and atmospheric pressure.
- Executive summary:
The colour, physical state and odour of the test item was assessed in a GLP study performed using test methods US EPA OPPTS 830.6302, 830.6303, 830.6304 respectively. The test item was observed to be a white odourless powder with a Munsell colour of N9.5 at 20 °C and atmospheric pressure.
Reference
Description of key information
Key value for chemical safety assessment
- Physical state at 20°C and 1013 hPa:
- solid
- Form:
- solid
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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