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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Physical & Chemical properties

pH

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Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7000 (pH)
Deviations:
no
Qualifier:
according to guideline
Guideline:
other:
Version / remarks:
CIPAC MT 75.3
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
Reference substance 002
Cas Number:
1263133-33-0
Test material form:
solid
Details on test material:
Purity: 98.5%
Impurities: Not reported

Results and discussion

pH valueopen allclose all
Key result
pH value:
7.99
Temp.:
20 °C
Concentration:
1 other: % w/v of aqueous suspension
Remarks on result:
other: after 1 minute
Key result
pH value:
8.01
Temp.:
20 °C
Concentration:
1 other: % w/v of aqueous suspension
Remarks on result:
other: after 10 minutes

Applicant's summary and conclusion

Conclusions:
The pH of a 1% w/v of aqueous suspension of test substance at 20°C is 8.01 ± 0.05.
Executive summary:

The pH was determined according to EPA OPPTS 830.7000 and CIPAC MT 75.3. The pH of a 1% w/v of aqueous suspension of test substance at 20°C is 7.99 ± 0.05 after one minute and 8.01 ± 0.05 after ten minutes.