Tall oil, sodium salt

pH

Administrative data

Endpoint:

pH

Type of information:

experimental study

Adequacy of study:

weight of evidence

Study period:

2011-08-30 to 2011-09-07

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2011

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

CIPAC MT 75 (Determination of pH Values)

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Test material

Test material information

Constituent 1

Reference substance name:

Tall oil, sodium salt

EC Number:

266-037-1

EC Name:

Tall oil, sodium salt

Cas Number:

65997-01-5

Molecular formula:

Not applicable. UVCB substance.

IUPAC Name:

Alkaline Aqueous Extraction of sodium salts of fatty acids and rosin acids from the Kraft Pulping Process

Test material form:

other: cream / paste (migrated information)

Reagents

Reagent:

water

Results and discussion

pH value

Key result

pH value:

11.39

Temp.:

25 °C

Concentration:

1 vol%

Remarks on result:

other: Result is for 1% aqueous dispersion of the test item

Any other information on results incl. tables

Result    

Reading	pH	Overall mean
1	11.39	11.39
2	11.38

Temperature: 25°C

Discussion: Due to the nature of the test item, it was not possible to analyse the pH of the neat test item.

Applicant's summary and conclusion

Conclusions:

It was not possible to determined pH of the neat sample due to the nature of the substance. A pH of 11.39 was determined for 1% aqueous dispersion of the registered substance using a relevant test method and in compliance with GLP.