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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:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Secondary information taken from OECD SIDS document. Original report given as of high quality, but not available for review.

Data source

Reference
Reference Type:
secondary source
Title:
Initial Targeting Assessment Report For SIAM 31 Paris, France, 19-22 October 2010
Author:
OECD

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 471 (Bacterial Reverse Mutation Assay)
GLP compliance:
yes
Type of assay:
bacterial forward mutation assay

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate
EC Number:
226-736-4
EC Name:
Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate
Cas Number:
5460-09-3
Molecular formula:
C10H9NO7S2.Na
IUPAC Name:
sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulfonate

Method

Species / strainopen allclose all
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
Species / strain / cell type:
E. coli WP2 uvr A
Metabolic activation:
with and without
Test concentrations with justification for top dose:
0, 312.5, 625, 1250, 2500, 5000 μg/plate

Results and discussion

Test resultsopen allclose all
Species / strain:
S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
Genotoxicity:
negative
Species / strain:
E. coli WP2 uvr A
Genotoxicity:
negative

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information):
negative