Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
bioaccumulation in aquatic species: fish
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
01 Oct - 27 Dec 1982
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1984
Report date:
1984

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: MITI Guideline (Japan)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium 5-[[4-acetamido-2-(trifluoromethyl)phenyl]azo]-6-amino-4-hydroxynaphthalene-2-sulphonate
EC Number:
278-103-7
EC Name:
Sodium 5-[[4-acetamido-2-(trifluoromethyl)phenyl]azo]-6-amino-4-hydroxynaphthalene-2-sulphonate
Cas Number:
75198-93-5
Molecular formula:
C19H15F3N4O5S.Na
IUPAC Name:
sodium 5-{[4-acetamido-2-(trifluoromethyl)phenyl]diazenyl}-6-amino-4-hydroxynaphthalene-2-sulfonate
Test material form:
solid: particulate/powder
Radiolabelling:
no

Test solutions

Vehicle:
not specified

Test organisms

Test organisms (species):
Oryzias latipes

Study design

Route of exposure:
aqueous
Justification for method:
aqueous exposure method used for following reason: water soluble substance
Test type:
static
Water / sediment media type:
natural water: freshwater
Total exposure / uptake duration:
8 wk

Test conditions

Reference substance (positive control):
not specified

Results and discussion

Bioaccumulation factoropen allclose all
Key result
Conc. / dose:
1 mg/L
Temp.:
20 °C
Type:
BAF
Value:
< 0.4 L/kg
Basis:
whole body w.w.
Calculation basis:
steady state
Conc. / dose:
0.1 mg/L
Temp.:
20 °C
Type:
BAF
Value:
< 4.4 L/kg
Basis:
whole body w.w.
Calculation basis:
steady state
Details on results:
48-h LC50 tested in parallel: >1000 mg/L

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The BAF of the substance was determined at <0.4 L/kg after 8 weeks exposure time (1 mg/L) in the orange-red killifish. The substance has no potential to accumulate in organisms.