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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Genetic toxicity: in vitro

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Administrative data

Endpoint:
in vitro gene mutation study in bacteria
Remarks:
Type of genotoxicity: gene mutation
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1994

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Ames method used, 4 strains.
GLP compliance:
yes
Type of assay:
bacterial reverse mutation assay

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
401-310-2
EC Name:
-
Cas Number:
93912-64-2
Molecular formula:
Hill formula: C37H23N10O22S7Cl.6Na CAS formula: C37H23N10O22S7ClNa6
IUPAC Name:
Hexasodium 2-[8-amino-7-[[5-[[4-chloro-6-[[3-[[2-(sulfato)ethyl]sulfonyl]phenyl]amino]-1,3,5-triazin-2-yl] amino]-2 sulfonatophenyl]azo]-1-hydroxy-3,6-disulfonato-2-naphthalenyl]azo]-naphthalene-1,5-disulfonate

Method

Species / strain
Species / strain / cell type:
bacteria, other: Salmonella typhimurium :TA98, TA100, TA102, TA1535 and TA1537
Metabolic activation:
with and without
Metabolic activation system:
Rat liver S-9 extract
Test concentrations with justification for top dose:
Concentration range in the main test (with metabolic activation): 200 - 7500 µg/plate
Concentration range in the main test (without metabolic activation): 200 - 7500 µg/plate

Vehicle / solvent:
Solvent: Water

Results and discussion

Test resultsopen allclose all
Species / strain:
other: as specified above
Metabolic activation:
with
Genotoxicity:
not specified
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(> 7500 µg/plate)
Untreated negative controls validity:
not specified
Positive controls validity:
not specified
Species / strain:
other: as specified above
Metabolic activation:
without
Genotoxicity:
not specified
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(> 7500 µg/plate)
Untreated negative controls validity:
not specified
Positive controls validity:
not specified
Additional information on results:
No indications of toxicity or increase in reversion noted.
Remarks on result:
other: other: preliminary test
Remarks:
Migrated from field 'Test system'.

Any other information on results incl. tables

with metabolic activation : -

without metabolic activation : -

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information):
negative with metabolic activation
negative without metabolic activation