Registration Dossier
Registration Dossier
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 212-755-5 | CAS number: 866-84-2
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2008-01-09 to 2010-05-18
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: The study was well documented and meets generally accepted scientific principles, but was not conducted in compliance with GLP.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
Materials and methods
- Principles of method if other than guideline:
- The pH measurements were carried out according to Jungbunzlauer Ladenburg GmbH method IIID-09/10. The calibration method is laid down in the equipment log books (eg IIIE-56). The report summarises the results for 2142 samples manufactured between 9th January 2008 and 18th May 2010 and analysed in Jungbunzlauer Ladenburg GmbH's quality control laboratory.
- GLP compliance:
- no
Test material
- Reference substance name:
- Tripotassium citrate
- EC Number:
- 212-755-5
- EC Name:
- Tripotassium citrate
- Cas Number:
- 866-84-2
- Molecular formula:
- C6H8O7.3K
- IUPAC Name:
- tripotassium citrate
Constituent 1
Results and discussion
pH value
- pH value:
- 8.7
- Concentration:
- 5 other: % w/w
- Remarks on result:
- other: ambient temperature
Any other information on results incl. tables
The mean pH value (5% w/w in distilled water) of tripotassium citrate is 8.7.
Mean: 8.74
Number of points: 2142
Standard deviation: 0.04
Maximum: 8.90
Minimum: 8.30
Mean + 3SD: 8.95
Mean - 3SD: 8.53
Median: 8.74
Applicant's summary and conclusion
- Conclusions:
- A pH of 8.7 at 5% w/w at ambient temperature was determined in a reliable study conducted according to generally accepted scientific principles.
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.
