Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Acute Toxicity: oral

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Administrative data

Endpoint:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment
Remarks:
Summary; test procedures are not documented and described, therefore information available do not permit an evaluation.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
1976
Report date:
1976

Materials and methods

Principles of method if other than guideline:
No data available.
GLP compliance:
no
Remarks:
pre GLP

Test material

Constituent 1
Reference substance name:
Direct Red 253
IUPAC Name:
Direct Red 253

Test animals

Species:
rat

Administration / exposure

Route of administration:
oral: unspecified

Results and discussion

Effect levels
Sex:
not specified
Dose descriptor:
LD50
Effect level:
> 5 000 mg/kg bw
Based on:
not specified

Applicant's summary and conclusion

Interpretation of results:
not classified
Remarks:
according to CLP Regulation (Ec 1272/2008)
Conclusions:
LD50 > 5000 mg/kg
Executive summary:

Only a summary is available, thus details on testing procedures and results are missing. The rat oral LD50 value has been stated higher than 5000 mg/kg.