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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
June 18th, 1996
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1996
Report date:
1996

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Version / remarks:
December 1992
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Version / remarks:
July 27th, 1995
GLP compliance:
yes (incl. QA statement)
Type of method:
ring method

Test material

Constituent 1
Chemical structure
Reference substance name:
3-(2,4-bis(4-((5-(4,6-bis(2-aminopropylamino)-1,3,5-triazin-2-ylamino)-4-hydroxy-2,7-disulfonaphthalen-3-yl)azo)phenylamino)-1,3,5-triazin-6-ylamino)propyldiethylammonium lactate
EC Number:
424-310-4
EC Name:
3-(2,4-bis(4-((5-(4,6-bis(2-aminopropylamino)-1,3,5-triazin-2-ylamino)-4-hydroxy-2,7-disulfonaphthalen-3-yl)azo)phenylamino)-1,3,5-triazin-6-ylamino)propyldiethylammonium lactate
Cas Number:
178452-66-9
Molecular formula:
Hill formula: C63 H83 N27 O17 S4 CAS formula: C60 H77 N27 O14 S4 . C3 H6 O3
IUPAC Name:
2-hydroxypropanoic acid; 5-({4,6-bis[(2-aminopropyl)amino]-1,3,5-triazin-2-yl}amino)-3-{2-[4-({4-[(4-{2-[8-({4,6-bis[(2-aminopropyl)amino]-1,3,5-triazin-2-yl}amino)-1-hydroxy-3,6-disulfonaphthalen-2-yl]diazen-1-yl}phenyl)amino]-6-{[3-(diethylamino)propyl]amino}-1,3,5-triazin-2-yl}amino)phenyl]diazen-1-yl}-4-hydroxynaphthalene-2,7-disulfonic acid
Test material form:
solid

Results and discussion

Surface tension
Surface tension:
67 mN/m
Temp.:
20 °C
Conc.:
1.2 g/L

Any other information on results incl. tables

The surface tension of the test substance in water was determined to be 67.0 mN/m at 20 ± 1 °C. Based on the criteria as outlined in the EEC guideline, it was concluded that the test substance should not be regarded as a surface active material.

Applicant's summary and conclusion

Conclusions:
The test substance should not be regarded as a surface active material.