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Diss Factsheets
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EC number: 232-380-0 | CAS number: 8011-86-7 This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 34905.
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
![](https://echa.europa.eu./o/diss-blank-theme/images/factsheets/A-REACH/factsheet/print_toxicological-information.png)
Acute Toxicity: oral
Administrative data
- Endpoint:
- acute toxicity: oral
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- April 2000
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Not GLP study but good described study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 000
- Report date:
- 2000
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- EU Method B.1 tris (Acute Oral Toxicity - Acute Toxic Class Method)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- other: First attachments of 30 July 1996 DIRECTIVE 96/54/EC (L 248)
- Deviations:
- no
- GLP compliance:
- no
- Test type:
- acute toxic class method
- Limit test:
- yes
Test material
- Reference substance name:
- Acid Brown 75
- IUPAC Name:
- Acid Brown 75
Constituent 1
Test animals
- Species:
- rat
- Strain:
- Sprague-Dawley
- Sex:
- male/female
- Details on test animals or test system and environmental conditions:
- TEST ANIMALS
- Source: authorized vendor
- Weight at study initiation: 175 ± 5 g
- Housing: Makrolon cage (48 x 27 x 20 cm), with bedding of wood chips.
- Diet: free access to an experimental diet for rats, provided by an accredited supplier.
- Water: tap water bottles ad libitum
- Acclimation period: 7 days
- Health check: during acclimatation period
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 21°C (± 2°C).
- Humidity (%): 55% (± 25%)
- Air changes (per hr): 15 air change per hour with filtered air (5 µm)
- Photoperiod (hrs dark / hrs light): 12 hours cycle dark/light
Administration / exposure
- Route of administration:
- oral: gavage
- Vehicle:
- water
- Details on oral exposure:
- VEHICLE
- Concentration in vehicle: 2000 mg for 20 ml of water
- Amount of vehicle : 2 ml of solution for 100 mg of body weight - Doses:
- 2000 mg/kg
- No. of animals per sex per dose:
- 3 animals per each sex per dose
- Control animals:
- yes
- Details on study design:
- - Duration of observation period following administration: 14 days
- Frequency of observations: daily
- Necropsy of survivors performed: yes
- Other examinations performed:
Skin, hair, eyes, mucous membranes, respiratory, circulatory system, central and autonomic nervous system, somatomotor activity and behavior patterns. Particular attention to: tremors, convulsions, salivation, diarrhea, lethargy, sleep and coma.
Results and discussion
Effect levelsopen allclose all
- Sex:
- male/female
- Dose descriptor:
- LD50
- Effect level:
- > 2 000 mg/kg bw
- Based on:
- test mat.
- Sex:
- male/female
- Dose descriptor:
- LD0
- Effect level:
- > 2 000 mg/kg bw
- Based on:
- test mat.
- Mortality:
- no mortality observed
- Clinical signs:
- other: no clinical signs observed
- Gross pathology:
- no patology observed after necropsy
Any other information on results incl. tables
sacrifice:
All survived animals are killed by CO2 administration
The test was conducted as a limit test, since no mortality was recorded, no further test or analysis are necessary
Applicant's summary and conclusion
- Interpretation of results:
- other: not classified under Regulation 1272/2008
- Remarks:
- Migrated information Criteria used for interpretation of results: EU
- Conclusions:
- The substance was tested following Eu Method B1 for acute oral toxicity in rats. Under the epxerimental conditions the LD50 > 1500 mg/kg bw based on active ingredient, LD50 > 2000 mg/kg test item.
- Executive summary:
The substance was tested for acute toxicity on Wistar rats following EU Method B1. No signs of toxicity are observed during the experiment at dose of 2000 mg/kg bw.
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.
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