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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Description of key information

LD 50 = greater than 2000 mg/kg.

Key value for chemical safety assessment

Acute toxicity: via oral route

Link to relevant study records
Reference
Endpoint:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From February 2, 1988 to February 29, 1988
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Well described study conducted to recognized international test guidelines. No data about testing material
Qualifier:
according to guideline
Guideline:
OECD Guideline 420 (Acute Oral Toxicity - Fixed Dose Method)
Deviations:
no
GLP compliance:
yes
Test type:
fixed dose procedure
Limit test:
yes
Specific details on test material used for the study:
Fatty acids, C6-24 and C6-24-unsatd., Me esters, distn. residues- Physical state: black , brown semisolid- Analytical purity:100% - Storage condition of test material: room temperature- Solubility: < 10% in water, soluble in acetone, hexane and dichloromethane
Species:
rat
Strain:
Wistar
Sex:
male/female
Route of administration:
oral: gavage
Vehicle:
arachis oil
Doses:
single dose of 10 ml/kg corresponding to 2000 mg/Kg bw per substance
No. of animals per sex per dose:
5 per sex per dose
Control animals:
no
Key result
Sex:
male/female
Dose descriptor:
LD50
Effect level:
> 2 000 mg/kg bw
Based on:
test mat.
Interpretation of results:
not classified
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
Non toxic
Executive summary:

The acute oral toxicity of Edenor ME Ruckstand II was tested in young Wistar rats, breeder Winkelmann Borchen. The test compound was administered by single gavage in arachids oil as solvent and an application volume of 10 ml/Kg body weight to fasted animals. Five rats were used per sex.

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed

Additional information

The median lethal dermal dosage (LD50) for Fatty acids, C6-24 and C6-24 unsaturated, methyl esters, distillation residues in Sprague-Dawley rats was estimated to be greater than 2000 mg/kg.

Justification for classification or non-classification

Classification is only relevant for LD50 < 2000 mg/kg from any route of exposure and none of the tests have indicated such a result.

No classification for acute toxicity is warranted under 67/548/EEC or Regulation 1272/2008.