m-toluidine

pH

Administrative data

Endpoint:

pH

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: non GLP study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2009

Report date:

2009

Materials and methods

Test guideline

Qualifier:

no guideline followed

Principles of method if other than guideline:

The pH in dilutions with millipore water was measured after 30 min of stirring. Following dilutions are prepared:
0.11 g m-Toluidine dissolved in 9.90 g water (1:99)
1.00 g solved in 9.00 g water (1:9)
5.00 g solved in 5.00 g water (1:1)

GLP compliance:

no

Test material

Test material information

Constituent 1

Reference substance name:

m-toluidine

EC Number:

203-583-1

EC Name:

m-toluidine

Cas Number:

108-44-1

Molecular formula:

C7H9N

IUPAC Name:

3-methylaniline

Test material form:

other: liquid

Results and discussion

pH value

pH value 1

pH value:

8.6

Concentration:

11 g/L

pH value 2

pH value:

9.3

Concentration:

100 g/L

pH value 3

pH value:

9.3

Concentration:

500 g/L

Applicant's summary and conclusion

Conclusions:

A pH value of 8.6 was determined at a concentration of 11 g/L in millipore water and 9.3 at 100 g/L and 500 g/L.