Registration Dossier
Registration Dossier
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EC number: 232-417-0 | CAS number: 8017-16-1
Toxicity to reproduction
Administrative data
- Endpoint:
- one-generation reproductive toxicity
- Remarks:
- based on test type (migrated information)
- Type of information:
- migrated information: read-across from supporting substance (structural analogue or surrogate)
- Adequacy of study:
- supporting study
- Reliability:
- 4 (not assignable)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Combined Repeated Dose and Reproductive / Developmental Toxicity Screening Test (Precursor Protocol of GL 422)
- Deviations:
- no
- Limit test:
- no
Test material
- Reference substance name:
- Orthophosphoric acid
- EC Number:
- 231-633-2
- EC Name:
- Orthophosphoric acid
- Cas Number:
- 7664-38-2
- Molecular formula:
- H3O4P
- IUPAC Name:
- phosphoric acid
Constituent 1
Test animals
- Sex:
- male/female
Administration / exposure
- Route of administration:
- oral: gavage
- Vehicle:
- water
Doses / concentrations
- Remarks:
- Doses / Concentrations:
0, 125, 250 and 500 mg/kg
Basis:
no data
Results and discussion
Results: P0 (first parental generation)
General toxicity (P0)
- Clinical signs:
- effects observed, treatment-related
- Body weight and weight changes:
- no effects observed
- Food consumption and compound intake (if feeding study):
- no effects observed
- Organ weight findings including organ / body weight ratios:
- effects observed, treatment-related
- Histopathological findings: non-neoplastic:
- effects observed, treatment-related
- Other effects:
- no effects observed
Reproductive function / performance (P0)
- Reproductive function: oestrous cycle:
- no effects observed
- Reproductive function: sperm measures:
- no effects observed
- Reproductive performance:
- no effects observed
Results: F1 generation
General toxicity (F1)
- Clinical signs:
- no effects observed
- Mortality / viability:
- no mortality observed
- Body weight and weight changes:
- no effects observed
- Sexual maturation:
- no effects observed
- Organ weight findings including organ / body weight ratios:
- no effects observed
- Gross pathological findings:
- no effects observed
- Histopathological findings:
- no effects observed
Effect levels (F1)
- Dose descriptor:
- NOAEL
- Generation:
- F1
- Effect level:
- >= 500 mg/kg bw/day
- Based on:
- not specified
- Sex:
- male/female
Overall reproductive toxicity
- Reproductive effects observed:
- not specified
Applicant's summary and conclusion
- Conclusions:
- The NOAEL for reproductive and development toxicity was estimated to be 500 mg/kg for phosphoric acid.
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