Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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EC number: 231-119-8 | CAS number: 7440-09-7
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:
- weight of evidence
- Study period:
- 2002
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: data from an scientifically textbook
- Reason / purpose for cross-reference:
- reference to other study
- Principles of method if other than guideline:
- no method description, because data from an authoritative scientifally textbook
- GLP compliance:
- no
- Physical state at 20°C and 1013 hPa:
- solid
- Key result
- Form:
- solid
- Colour:
- silver-white
- Odour:
- odourless
- Substance type:
- element
- Conclusions:
- Potassium is an odourless, silver-white solid at room temperature and 1013 hPa.
- Executive summary:
Potassium is an odourless, silver-white solid at room temperature and 1013 hPa as stated in this authoritative scientifically textbook.
- Endpoint:
- appearance / physical state / colour
- Type of information:
- experimental study
- Adequacy of study:
- weight of evidence
- Study period:
- 2002
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: authoritative handbook
- Reason / purpose for cross-reference:
- reference to other study
- Principles of method if other than guideline:
- no method description, because data from an authoritative scientifally textbook
- GLP compliance:
- no
- Physical state at 20°C and 1013 hPa:
- solid
- Key result
- Form:
- solid
- Colour:
- silvery
- Odour:
- odourless
- Substance type:
- element
- Conclusions:
- Potassium an odourless, silvery solid at room temperature and 1013 hPa.
- Executive summary:
Potassium an odourless, silvery solid at room temperature and 1013 hPa as stated in this authoritative scientifically handbook.
Referenceopen allclose all
Description of key information
Appearance / physical state / colour of potassium was described in several handbooks/textbooks. Described properties are nearly the same: Potassium is an odourless, silvery solid at room temperature and 1013 hPa.
Key value for chemical safety assessment
- Physical state at 20°C and 1013 hPa:
- 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.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
