Registration Dossier

Administrative data

Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2015
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: well performed study according to guideline developed and agreed upon by the ETAD in january 2005 for colorants with very low solubility

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report Date:
2015

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: method developed by ETAD
GLP compliance:
no
Type of method:
other: ETAD method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
purity > 99,7%

Results and discussion

Water solubility
Water solubility:
4.1 µg/L
Temp.:
23 °C
pH:
ca. 7
Details on results:
Three measurements were performed with the method described above
Individual results:
Absorption Water Sol
(d = 10 cm) μg/l
a1 0.00142 3.9
a2 0.00150 4.1
a3 0.00160 4.3
Average 4.1

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): insoluble (< 0.1 mg/L)
The water solubility ot the substance was determined as 4.1 µg/L at 23°C.
Executive summary:

The water solubility of the substance was determined 3 times according to the method developed by the ETAD at 23°C. The average of the results was 4.1 µg/L.