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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 200-157-7 | CAS number: 52-89-1
pH
Administrative data
- Endpoint:
- pH
- 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
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Report date:
- 2018
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: European Pharmacopoeia (8.8, 2016) 2.2.3
- Version / remarks:
- 8.8, 2016
- Deviations:
- no
- GLP compliance:
- no
- Other quality assurance:
- other: ISO 9001:2008
Test material
- Specific details on test material used for the study:
- Batch number: 16031421 (aqueous solutions made by sponsor)
Reagents
- Reagent:
- water
Titration of acidity and alkalinity
- Details on titrant used:
- pH-Meter Metrohm 827 pH lab equipped with a LL Unitrode Pt 1000 (including temperature compensation, Serial No 00183873)
Results and discussion
pH value
- Key result
- pH value:
- 0.81
- Temp.:
- 20 °C
- Concentration:
- 1 other: molar
Any other information on results incl. tables
Test parameter Temperature (temperature compensation in apparatus): 20 °C (293 K)
Last calibration of the apparatus (standards pH 4, 7 and 9): July 11, 2016
pH Value of 0.1 n HCl (solution made by sponsor): 1.04
pH Value of 1 n HCl (solution made by sponsor): 0.00
pH Value of 0.1 m solution of test substance (solution made by sponsor): 1.53
pH Value of 0.5 m solution of test substance (solution made by sponsor): 1.07
pH Value of 1 m solution of test substance (solution made by sponsor): 0.81
pH Value of 2 m solution of test substance (information of the sponsor): 0.44
Applicant's summary and conclusion
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.
