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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 229-912-9 | CAS number: 6834-92-0
Water solubility
Administrative data
Link to relevant study record(s)
- Endpoint:
- water solubility
- Type of information:
- other: Handbook data
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Peer-reviewed handbook data.
- Principles of method if other than guideline:
- Handbook data, no information on test details.
- GLP compliance:
- not specified
- Type of method:
- other: Handbook data
- Remarks on result:
- other: see Remarks
- Remarks:
- No exact value has been indicated.
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Manufacturers data without proof.
- Principles of method if other than guideline:
- Safety data sheet information
- GLP compliance:
- no
- Type of method:
- other: Safety data sheet information
- Key result
- Water solubility:
- 210 g/L
- Temp.:
- 20 °C
- pH:
- 12.7
- Details on results:
- pH Concentration: 1 vol%
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- other information
- Reliability:
- 4 (not assignable)
- Rationale for reliability incl. deficiencies:
- other: Manufacturers data without proof.
- Principles of method if other than guideline:
- No information on test details.
- Water solubility:
- 610 g/L
- Temp.:
- 30 °C
- Endpoint:
- water solubility
- Type of information:
- other: Handbook data
- Adequacy of study:
- other information
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Peer-reviewed handbook data.
- Principles of method if other than guideline:
- Handbook data, no information on test details.
- Endpoint:
- water solubility
- Type of information:
- other: Handbook data
- Adequacy of study:
- other information
- Reliability:
- 4 (not assignable)
- Rationale for reliability incl. deficiencies:
- other: Handbook data
- Principles of method if other than guideline:
- Handbook data, no information on test details.
Referenceopen allclose all
Anhydrous sodium metasilicate is soluble in water and insoluble in alcohol, acids and salt solutions.
Sodium metasilicate nonahydrate is very soluble in water and insoluble in alcohol and acids.
RM-Freetext:
Soluble silicates are incompatible with most organic compounds.
Description of key information
210 g/L at 20°C
Key value for chemical safety assessment
- Water solubility:
- 210 g/L
- at the temperature of:
- 20 °C
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.
