Registration Dossier
Registration Dossier
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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.
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EC number: 283-482-7 | CAS number: 84650-02-2 A complex combination of hydrocarbons obtained by the distillation of coal tar. It consists of hydrocarbons having carbon numbers primarily in the range of C4 to C10 and distilling in the approximate range of 80°C to 160°C (175°F to 320°F).
Acute Toxicity: oral
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:
- other: GLP guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 423 (Acute Oral toxicity - Acute Toxic Class Method)
- Qualifier:
- according to guideline
- Guideline:
- EU Method B.1 tris (Acute Oral Toxicity - Acute Toxic Class Method)
- GLP compliance:
- yes (incl. QA statement)
- Test type:
- acute toxic class method
- Limit test:
- no
Test material
- Reference substance name:
- Distillates (coal tar), benzole fraction
- EC Number:
- 283-482-7
- EC Name:
- Distillates (coal tar), benzole fraction
- Cas Number:
- 84650-02-2
- Molecular formula:
- not applicable
- IUPAC Name:
- Distillates (coal tar), benzole fraction
- Details on test material:
- - Name of test material (as cited in study report): light oil
- Molecular formula (if other than submission substance): not applicable
- Molecular weight (if other than submission substance): not applicable
- Substance type: organic
- Physical state: liquid
- Stability under test conditions: WAF (water accommodated fraction) limited
- Storage condition of test material: room temperature, exclusion of light
Constituent 1
Test animals
- Species:
- rat
- Strain:
- Wistar
- Sex:
- female
- Details on test animals or test system and environmental conditions:
- TEST ANIMALS
- Source: Breeding farm s.r.o., Kolec u Kladna, CZ
- Age at study initiation: 8 - 10 weeks
- Weight at study initiation: 188 - 228 g
- Fasting period before study: approx. 20 h before treatment
- Housing: 3 animals/cage
- Diet: ad libitum until approx. 20 h before treatment, and again from 3 h post-treatment
- Water: ad libitum
- Acclimation period: at least 5 days
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 22 +- 3
- Humidity (%): 30 – 70
- Photoperiod (hrs dark / hrs light): 12 /
Administration / exposure
- Route of administration:
- oral: gavage
- Vehicle:
- olive oil
- Details on oral exposure:
- VEHICLE
- Concentration in vehicle: approx. 20 % (w/v) at maximum (at 2000 mg/kg bw)
- Amount of vehicle (if gavage):
- Justification for choice of vehicle: tolerable solvent and expander forming a suspension
MAXIMUM DOSE VOLUME APPLIED: 1 mL/100 g bw
DOSAGE PREPARATION: mixing directly before application to produce a suspension - Doses:
- 300 mg/kg bw ; 2000 mg/kg bw
- No. of animals per sex per dose:
- 3 (first dose) and 2x 3 (second dose)
- Control animals:
- no
- Details on study design:
- - Duration of observation period following administration: 14 days
- Frequency of observations: 2x/d (day 1 and 2); 1x/d (day 3 - 14)
Weighing: before treatment, day 8 and 15 post-treatment
- Necropsy of survivors performed: yes
- Other examinations performed: clinical signs, body weight - Statistics:
- not applicable
Results and discussion
Effect levelsopen allclose all
- Sex:
- female
- Dose descriptor:
- LD50
- Effect level:
- > 2 000 mg/kg bw
- Sex:
- female
- Dose descriptor:
- LD0
- Effect level:
- 2 000 mg/kg bw
- Mortality:
- none
- Clinical signs:
- other: 300 mg/kg bw: No clinical signs of intoxication 2000 mg/kg bw: on day 1 decreased response to stimuli, ischaemic mucous membranes; day 2 - 14: no clinical signs of intoxication
- Gross pathology:
- no particular findings
- Other findings:
- none
Any other information on results incl. tables
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Applicant's summary and conclusion
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.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
