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Diss Factsheets
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EC number: 219-194-5 | CAS number: 2385-77-5
- 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
Short-term toxicity to aquatic invertebrates
Administrative data
- Endpoint:
- short-term toxicity to aquatic invertebrates
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 990
- Report date:
- 1990
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: EU Directive 79/831/EEC, Annex V, part C
- GLP compliance:
- no
Test material
- Reference substance name:
- Citronellal
- EC Number:
- 203-376-6
- EC Name:
- Citronellal
- Cas Number:
- 106-23-0
- Molecular formula:
- C10H18O
- IUPAC Name:
- 3,7-dimethyloct-6-enal
- Details on test material:
- - Name of test material (as cited in study report): 3.7-Dimethyl-6-octen-1-al
(Citronellal)
- Analytical purity: 97.6 %
Water solubility: > 500 mg/l at 20 °C
Constituent 1
Sampling and analysis
- Analytical monitoring:
- no
Test solutions
- Vehicle:
- yes
- Details on test solutions:
- DPREPARATION AND APPLICATION OF TEST SOLUTION (especially for difficult test substances)
- Method: A stock solution of the test item of the highest test concentration (nominal 100 mg/l) was prepared using 100 mg/l Tween 80 as a solvent and intense stirring for 60 min at room temperature (20 °C). Then, adequate volumes of this stock solution were diluted with culture medium to obtain the desired test concentrations.
Test organisms
- Test organisms (species):
- Daphnia magna
- Details on test organisms:
- TEST ORGANISM
- Source: Daphnia magna Straus, originally obtained from the Institute National de Recherche Chimique Appliquee, France and cultured in the laboratories of BASF since 1978.
- Age at study initiation (mean and range, SD): 2 - 24 h
- Weight at study initiation (mean and range, SD):
- Length at study initiation (length definition, mean, range and SD):
- Valve height at study initiation, for shell deposition study (mean and range, SD):
- Peripheral shell growth removed prior to test initiation:
- Method of breeding:
- Feeding during test
- Food type:
- Amount:
- Frequency:
ACCLIMATION
- Acclimation period:
- Acclimation conditions (same as test or not): Synthetic fresh water was used for culture and test purposes. The properties of this test medium were as follows: Total hardness: 2.70 +/- 0.50 mmol/l Alkalinity up to pH 4.3: 0.90 +/- 0.10 mmol/l Molar ratio Ca:Mg: about 4 : 1 pH value: 8.0 +/- 0.5 Conductivity: 600 - 700 µS/cm. After preparation the medium was aerated for approximately 24 h until saturation.
- Type and amount of food:
- Feeding frequency:
- Health during acclimation (any mortality observed):
QUARANTINE (wild caught)
- Duration:
- Health/mortality:
Study design
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- no
- Total exposure duration:
- 48 h
Test conditions
- Test temperature:
- 19 - 21 °C, constant within +/- 1 °C
- pH:
- 9.2 - 6.3
- Dissolved oxygen:
- 8.7 - 9.1 mg/l
- Nominal and measured concentrations:
- Nominal test concentrations (mg/l):
3.905, 7.81, 15.6, 31.2, 62.5, 125, 250, 500, control, solvent control - Details on test conditions:
- TEST SYSTEM
- Test vessel: Test tubes with flat bottom (glass)
- Fill volume: 10 ml
- No. of organisms per vessel: 5
- No. of vessels per concentration (replicates): 4
- No. of vessels per control (replicates): 4
- No. of vessels per vehicle control (replicates):4
- Biomass loading rate: 0.5 animals/ml
TEST MEDIUM / WATER PARAMETERS
- Source/preparation of dilution water: according to the test guideline DIN 38412, L 11
OTHER TEST CONDITIONS
- Photoperiod: 16 : 8 hours day-night regime,
- Light intensity: diffuse light (5 microeinstein/m*m*s) at 400 - 750 nm wave length
EFFECT PARAMETERS MEASURED (with observation intervals if applicable) :
Swimming ability of the test animals after 0, 3, 6, 24 and 48 h
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 48 h
- Dose descriptor:
- EC0
- Effect conc.:
- 3.1 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- EC50
- Effect conc.:
- 8.7 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- EC100
- Effect conc.:
- 25 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
Any other information on results incl. tables
% of immobile daphnids after x hours:
Nominal test concentration (mg/l)
/ 0 / 3 / 6 / 24 / 48 /
Control / 0 / 0 / 0 / 0 / 0 /
.195 / 0 / 0 / 0 / 0 / 0 /
.39 / 0 / 0 / 0 / 0 / 0 /
.78 / 0 / 0 / 0 / 0 / 0 /
1.56 / 0 / 0 / 0 / 0 / 0 /
3.12 / 0 / 0 / 0 / 5 / 5 /
6.24 / 0 / 0 / 0 / 30 / 50 /
12.5 / 0 / 0 / 10 / 50 / 50 /
25.0 / 0 / 80 / 100 / 100 / 100 /
49.9 / 0 / 100 / 100 / 100 / 100 /
100.0 / 0 / 100 / 100 / 100 / 100 /
EC50 (48 h): 8.68 mg/l (CL 95 %: 6.97 - 10.39 mg/l).
EC0 (48 h):3.12 mg/l
EC100 (48 h):25 mg/l.
EC50 (24 h): 10.06 mg/l (CL 95 %: 8.17 - 11.95 mg/l).
EC0 (24 h): 3.12 mg/l
EC100 (24 h): 25 mg/l.
All results refer to nominal test concentrations.
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.