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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
key study
Study period:
13 September 2001
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2001
Report date:
2001

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7000 (pH)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
4-amino-3,6-dichloropyridine-2-carboxylic acid
EC Number:
604-721-7
Cas Number:
150114-71-9
Molecular formula:
C6H4Cl2N2O2
IUPAC Name:
4-amino-3,6-dichloropyridine-2-carboxylic acid
Test material form:
solid: particulate/powder
Details on test material:
- Appearance: Pale yellow powder
Specific details on test material used for the study:
Purity: 99.5%

Results and discussion

pH value
Key result
pH value:
2.42
Temp.:
22.1 °C
Concentration:
ca. 1 other: % wt/wt

Any other information on results incl. tables

Table 1: Summary of Results

Sample

Aliquot 1

Aliquot 2

Overall Average

1

2.40

2.43

2.42

2

2.42

2.41

Average

2.41

2.42

Applicant's summary and conclusion

Conclusions:
The pH of the test material was determined to be 2.42 at 22.1 °C, average from two determinations.
Executive summary:

The pH of the test material was evaluated under GLP conditions and in accordance with the standardised guideline EPA OPPTS 830.7000 using a pH meter and electrode.

Under the conditions of the study, the pH of the test material was determined to be 2.42 at 22.1 °C, average from two determinations.