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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
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)
Rationale for reliability incl. deficiencies:
other: Guideline- and GLP-conformant study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2015
Report date:
2015

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 471 (Bacterial Reverse Mutation Assay)
Qualifier:
according to guideline
Guideline:
EU Method B.13/14 (Mutagenicity - Reverse Mutation Test Using Bacteria)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 870.5100 - Bacterial Reverse Mutation Test (August 1998)
GLP compliance:
yes (incl. QA statement)
Remarks:
testing lab.
Type of assay:
bacterial reverse mutation assay

Test material

Constituent 1
Chemical structure
Reference substance name:
sra-[(2E)-2-butenedioato(2-)hydroxy aluminium]
EC Number:
810-213-8
Cas Number:
1370461-06-5
Molecular formula:
C4 H3 Al O5
IUPAC Name:
sra-[(2E)-2-butenedioato(2-)hydroxy aluminium]
Details on test material:
- Name of test material (as cited in study report): Aluminum, [(2E)-2-butenedioato(2-)- O1]hydroxy-
- Physical state: white solid
- Analytical purity: 85.8 g/100 g
- Batch No.: 13-0001-2
- Storage condition of test material: at room temperature

Method

Target gene:
Salmonella: his
E. coli: trp
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
Metabolic activation system:
S9 mix of rat livers treated with phneobarbital and b-naphthoflavone
Test concentrations with justification for top dose:
0, 33, 100, 333, 1000, 3000 and 6000 µg/plate
Vehicle / solvent:
DMSO (due to the insolubility of the test substance in water)
Controls
Untreated negative controls:
yes
Remarks:
sterility controls
Negative solvent / vehicle controls:
yes
True negative controls:
no
Positive controls:
yes
Positive control substance:
4-nitroquinoline-N-oxide
9-aminoacridine
other: 4-nitro-o-phenylenediamine, N-methyl-N'-nitro-N-nitrosoguanidine (MNNG), 2-aminoanthracene (with S9 mix)

Results and discussion

Test resultsopen allclose all
Species / strain:
S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
E. coli WP2 uvr A
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Remarks on result:
other: all strains/cell types tested
Remarks:
Migrated from field 'Test system'.

Applicant's summary and conclusion