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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
May 2009
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Analysis was performed using a documented method in accordance with REACH Annex XI.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Deviations:
no
GLP compliance:
no
Type of method:
ring method

Test material

Constituent 1
Chemical structure
Reference substance name:
Dibutyl terephthalate
EC Number:
217-803-9
EC Name:
Dibutyl terephthalate
Cas Number:
1962-75-0
Molecular formula:
C16H22O4
IUPAC Name:
1,4-dibutyl benzene-1,4-dicarboxylate

Results and discussion

Surface tension
Surface tension:
34 mN/m
Temp.:
22 °C
Conc.:
100 vol%

Any other information on results incl. tables

RESULTS/CONCLUSION

 

The surface tension of DBTP was determined to be 34.0 +/- 1 mN/m at 22 ⁰C.

 

The raw surface tension data are reported in Table VIII-1.

 

Table VIII-1. Raw Surface Tension data

 

Run     Raw surface tension

1 37.7

2 38.1

3 38.1

Avg.          38.0

 

 

Table VIII-2. Toluene Surface Tension data (Reference VIII-1)

 

Temp, ⁰C     Surface Tension, mN/m

4.7                       30.11 +/- 0.05

14.66                   28.93 +/- 0.03

24.67                   27.76 +/- 0.05

29.68                   27.17 +/- 0.05

34.71                   26.60 +/- 0.05

39.72                   26.03 +/- 0.03

44.71                   25.46 +/- 0.04

54.73                   24.29 +/- 0.04

64.73                   23.22 +/- 0.10

 

REFERENCES

 

VIII-1. H. Kahl, T. Wadewitz, and J. Winkelmann, "Surface Tension of Pure Liquids and Binary Liquid Mixtures", J Chem Eng Data, Vol. 48, pp. 580-586 (2003).

 

 

 

Applicant's summary and conclusion