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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 423 (Acute Oral toxicity - Acute Toxic Class Method)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Test type:
acute toxic class method
Limit test:
no

Test material

Constituent 1
Reference substance name:
Phosphoric acid, chromium(3+) salt (1:2.5)
EC Number:
946-354-8
Molecular formula:
not applicable for UVCB
IUPAC Name:
Phosphoric acid, chromium(3+) salt (1:2.5)

Test animals

Species:
rat
Strain:
Wistar
Sex:
female
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Source: Animal Breeding RCC Laboratories India Private Limited
- Females (if applicable) nulliparous and non-pregnant: yes
- Age at study initiation: 9-11 weeks
- Weight at study initiation: 177.1-197.5 g
- Fasting period before study:
- Housing: In groups of three in Polycarbonate cages
- Diet: ad libitum
- Water: ad libitum
- Acclimation period: not specified

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 20.1-22.1
- Humidity (%): 57-66
- Air changes (per hr): >10
- Photoperiod (hrs dark / hrs light): 12/12

Administration / exposure

Route of administration:
oral: gavage
Vehicle:
unchanged (no vehicle)
Details on oral exposure:
applied undiluted in 4 steps (2 per dose: 2x 300 mg/kg, 2 x 2000 mg/kg)
Doses:
300, 2000 mg/kg
No. of animals per sex per dose:
6
Control animals:
no

Results and discussion

Effect levels
Sex:
female
Dose descriptor:
LD50
Effect level:
> 2 000 mg/kg bw
Mortality:
No mortality.
Clinical signs:
other: All treated animals appeared normal.
Gross pathology:
No abnormalities observed.

Applicant's summary and conclusion

Interpretation of results:
Category 5 based on GHS criteria
Conclusions:
Based on the results, the median lethal dose of the test item after single oral administration to female rats, observed over a period of 14 days is: LD50 >2000 mg/kg bw