Registration Dossier
Registration Dossier
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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: - | CAS number: -
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- weight of evidence
- Study period:
- 2018
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- test procedure in accordance with national standard methods with acceptable restrictions
- Remarks:
- pH measurement using standard procedures
Data source
Reference
- Reference Type:
- other company data
- Title:
- Unnamed
- Year:
- 2 018
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- other: DIN19268
- Deviations:
- not specified
- Principles of method if other than guideline:
- - Principle of test:
pH measurement using standard electrode and pH indicator
- Short description of test conditions: sample imeasured undiluted and diluted in water (e.g. 1:100)
- Parameters analysed / observed: voltage/colour of pH indicator - GLP compliance:
- no
- Other quality assurance:
- other:
- Remarks:
- educational and practical experience of experimentator
Test material
- Test material form:
- liquid: viscous
- Details on test material:
- - State of aggregation: contains polymer which is not soluble after dessication
- Particle size distribution: not appropriate (liquid)
- Mass median aerodynamic diameter (MMAD): not appropriate
- Geometric standard deviation (GSD): not appropriate
- Shape of particles: not appropriate
- Surface area of particles: not appropriate
- Crystal structure: not appropriate
- Coating: not appropriate
- Surface properties: surface tension see appropriate section of IUCLID
- Density: see appropriate section of IUCLID
- Moisture content: see above
- Residual solvent: see above
- Activation: not appropriate
- Stabilisation: not required as long as treated properly and instructions of manufacturer are followed
Constituent 1
- Specific details on test material used for the study:
- SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: The test material is representative of the registered substance
- Expiration date of the lot/batch: not relevant
- Purity test date: not relevant
STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: at room temperature in the dark
- Stability under test conditions: stable
- Solubility and stability of the test substance in the solvent/vehicle: soluble
TREATMENT OF TEST MATERIAL PRIOR TO TESTING
- Treatment of test material prior to testing: none
- Preliminary purification step (if any): none
Reagents
- Reagent:
- water
Results and discussion
pH value
- Key result
- pH value:
- >= 5 - <= 10.5
- Temp.:
- 25 °C
- Concentration:
- 100 vol%
Applicant's summary and conclusion
- Conclusions:
- pH 3-6
- Executive summary:
Measured according to DIN 19268, the pH of the test item was 3-6
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.
