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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
weight of evidence
Study period:
13th September 2001
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: A non-GLP compliant study with no information of method or specific guidelines followed.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2001
Report date:
2001

Materials and methods

Test guideline
Guideline:
other: OECD. Guidelines mentioned but no specific information given.
Principles of method if other than guideline:
No information available on test methods for any guidelines which were followed.
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Dipotassium heptafluorotantalate
EC Number:
240-986-1
EC Name:
Dipotassium heptafluorotantalate
Cas Number:
16924-00-8
Molecular formula:
F7Ta.2K
IUPAC Name:
Tantalate(2-), heptafluoro-, potassium (1:2)

Results and discussion

pH value
pH value:
2.1
Temp.:
20 °C
Remarks on result:
other: No concentration reported

Applicant's summary and conclusion

Conclusions:
Under the conditions of the test the pH value was determined to be 2.1 at 20ºC..
Executive summary:

Under the conditions of the test the pH of the test material was determined to be 2.1. There is no information available on the test methods or guidelines followed although OECD is mentioned.