Registration Dossier
Registration Dossier
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EC number: - | CAS number: -
Repeated dose toxicity: oral
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Administrative data
- Endpoint:
- short-term repeated dose toxicity: oral
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 998
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 407 (Repeated Dose 28-Day Oral Toxicity Study in Rodents)
- GLP compliance:
- yes
- Limit test:
- no
Test material
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
Constituent 1
Test animals
- Species:
- rat
- Sex:
- male/female
Administration / exposure
- Route of administration:
- oral: gavage
- Vehicle:
- corn oil
- Details on oral exposure:
- Method of administration:
Gavage - Duration of treatment / exposure:
- Test duration: 28 days
- Frequency of treatment:
- Dosing regime: 7 days/week
Doses / concentrations
- Remarks:
- Doses / Concentrations:
0, 15, 150 and 1000 mg/kg bw/day
Basis:
- No. of animals per sex per dose:
- Male: 5 animals at 0 mg/kg bw/day
Male: 5 animals at 15 mg/kg bw/day
Male: 5 animals at 150 mg/kg bw/day
Male: 5 animals at 1000 mg/kg bw/day
Female: 5 animals at 0 mg/kg bw/day
Female: 5 animals at 15 mg/kg bw/day
Female: 5 animals at 150 mg/kg bw/day
Female: 5 animals at 1000 mg/kg bw/day
Results and discussion
Results of examinations
- Clinical signs:
- no effects observed
- Mortality:
- no mortality observed
- Body weight and weight changes:
- effects observed, treatment-related
- Gross pathological findings:
- no effects observed
- Details on results:
- Clinical observations:
None
Laboratory findings:
Decreased bodyweight in females only at 1000 mg/kg/day and transient effects in females at 150 mg/kg/day.
Effects in organs:
None
Effect levels
open allclose all
- Dose descriptor:
- NOAEL
- Effect level:
- 150 mg/kg bw/day (nominal)
- Sex:
- male/female
- Basis for effect level:
- body weight and weight gain
- Dose descriptor:
- NOEL
- Effect level:
- 15 mg/kg bw/day (nominal)
- Sex:
- male/female
- Basis for effect level:
- other: transient effects in females
Target system / organ toxicity
- Critical effects observed:
- not specified
Applicant's summary and conclusion
- Conclusions:
- Classified as: Not classified
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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