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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:
key study
Study period:
2011
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 423 (Acute Oral toxicity - Acute Toxic Class Method)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method B.1 tris (Acute Oral Toxicity - Acute Toxic Class Method)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 870.1100 (Acute Oral Toxicity)
Deviations:
no
GLP compliance:
yes
Test type:
acute toxic class method
Limit test:
yes

Test material

Constituent 1
Reference substance name:
Rape oil, sulfated, sodium salt
EC Number:
281-978-8
EC Name:
Rape oil, sulfated, sodium salt
Cas Number:
84082-30-4
Molecular formula:
not available (substance is a UVCB)
IUPAC Name:
Rape oil, sulfated, sodium salt
Details on test material:
- Name of test material : CP12
- Physical state: Liquid
- Lot/batch No.: 0012
- Expiration date of the lot/batch: 2012-07-01
- Storage condition of test material: Room temperature

Test animals

Species:
rat
Strain:
Sprague-Dawley
Sex:
female
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Source: Harlan Netherlands BV
- Age at study initiation: 7 - 8 weeks old
- Weight at study initiation: 157 - 198 g
- Housing: Group hosed in polycarbonate cages 59x38.5x20 cm
- N° of animal/cage: Up to 5/cage during acclimatisation; 3/cage during study period
- Diet: 4 RF 18 (Mucedola Srl)
- Diet supply: ad libitum except for an overnight fast prior to dosing and 4 hours following dosing.
- Water: ad libitum
- Acclimation period: at least 5 days

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 22°c +/- 2°c
- Humidity (%): 55% +/- 15%
- Air changes: 15 to 25 air changes per hour
- Photoperiod: Artificial (fluorescent tubes) , daily light/dark cycle of 12/12 hours


IN-LIFE DATES: From: 2011-10-26 To: 2011-11-18

Administration / exposure

Route of administration:
oral: gavage
Vehicle:
CMC (carboxymethyl cellulose)
Remarks:
0.5% aqueous
Details on oral exposure:
VEHICLE
- Concentration in vehicle: 200 mg/mL
- Amount of vehicle (if gavage): 10 mL/kg bodyweight
- Justification for choice of vehicle: Substance soluble/miscible in selected vehicle
MAXIMUM DOSE VOLUME APPLIED: 10 mL/kg body weight

DOSAGE PREPARATION (if unusual): Admixture w/v

CLASS METHOD (if applicable)
- Rationale for the selection of the starting dose: Expected lack of toxicity based on information from structurally analogous substances
Doses:
2000 mg/kg bw
No. of animals per sex per dose:
6
Control animals:
no
Details on study design:
- Duration of observation period following administration: 14 days
- Frequency of observations and weighing: Examination of clinical signs 0.5, 2 and 4 hours after treatment and daily observations thereafter; bodyweights were determined before treatment and weekly thereafter
- Necropsy of survivors performed: yes
- Other examinations performed: no
Statistics:
no statistics performed

Results and discussion

Effect levels
Sex:
female
Dose descriptor:
LD50
Effect level:
> 2 000 mg/kg bw
Mortality:
0/6 animals
Clinical signs:
other: Soft faces noted in 3 animals following dosing. Recovery within 48 hours of dosing.
Gross pathology:
No abnormal findings
Other findings:
none

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
Acute oral toxicity of the substance has been investigated according to OECD/EU test guidelines. The LD50 was determined to be in excess of 2000 mg/kg body weight.
Executive summary:

Acute oral toxicity of the substance has been investigated according to OECD/EU test guidelines. The LD50 was determined to be in excess of 2000 mg/kg body weight.