Registration Dossier

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:
2017

Materials and methods

Test guideline
Qualifier:
equivalent or similar to
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

Reference
Name:
Unnamed
Type:
Constituent
Type:
additive
Test material form:
liquid
Details on test material:
- State of aggregation: not applicable
- Activation: not required
water as a additive
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
pH value:
>= 5 - <= 8.5
Temp.:
25 °C
Concentration:
100 vol%

Applicant's summary and conclusion

Conclusions:
pH 5-8.5
Executive summary:

Measured according to DIN 19268, the pH of the test item was 5-8.5