Registration Dossier
Registration Dossier
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EC number: 922-676-4 | CAS number: 286426-31-1
Short-term toxicity to fish
Administrative data
- Endpoint:
- short-term toxicity to fish
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2000
- Reliability:
- 1 (reliable without restriction)
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:
- OECD Guideline 203 (Fish, Acute Toxicity Test)
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 850.1075 (Freshwater and Saltwater Fish Acute Toxicity Test)
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.1 (Acute Toxicity for Fish)
- Principles of method if other than guideline:
- The test media wre prepared by weighing adequate amounts of the test item directly into each aqoarium.
- GLP compliance:
- yes (incl. QA statement)
Test material
- Reference substance name:
- 3-[(1S)-2-[benzyl(methyl)amino]-1-hydroxyethyl]phenol
- Cas Number:
- 286426-31-1
- Molecular formula:
- C17 H20 O2
- IUPAC Name:
- 3-[(1S)-2-[benzyl(methyl)amino]-1-hydroxyethyl]phenol
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
- Details on test material:
- - Physical state: solid
- Analytical purity: 99.7 %
- Storage condition of test material: room temperature
Constituent 1
Sampling and analysis
- Analytical monitoring:
- not specified
Test organisms
- Test organisms (species):
- Danio rerio (previous name: Brachydanio rerio)
- Details on test organisms:
- TEST ORGANISM
- Source: City Zoo, 64283 darmstadt, Germany
- Age at study initiation : juveniles
- Length at study initiation : 3.00 - 3.4 cm
- Weight at study initiation : ca. 0,32 g
- Feeding during test : none
ACCLIMATION
- Acclimation period: 4 weeks
- Acclimation conditions : same as test conditions
- Type and amount of food: TETRA MIN Hauptfutter, ( TETRA-Werke, 49324 melle, Germany )
- Health during acclimation : One fish died ( mortality rate of 1,2 % ). All fish were healthy.
Study design
- Test type:
- static
- Water media type:
- freshwater
- Total exposure duration:
- 96 h
Test conditions
- Hardness:
- 250.00 mg/L
- Test temperature:
- 21 °C
- pH:
- 7.8 - 8.8
- Dissolved oxygen:
- at least 8.2 mg/L or higher
- Nominal and measured concentrations:
- The analytically determined mean test item concentartion in the analysed test media varied in the range from 92 % - 110 % of the nominal values.
In the test medium teh test item was sufficiently stable during the test period of 96 hours. - Details on test conditions:
- TEST SYSTEM
- Test vessel: aquaria
- Material, size, headspace, fill volume: 9 L with 4 L test medium
- Aeration: The test media wre slightly aerated during the test.
- No. of organisms per vessel: 7
- No. of vessels per concentration (replicates): 1
- No. of vessels per control (replicates): 1
TEST MEDIUM / WATER PARAMETERS
- Source/preparation of dilution water: deionized water
- Alkalinity: 0.08 mmol/L
- Ca/mg ratio: 4: 1 ( based on molarity )
- Culture medium different from test medium: no
OTHER TEST CONDITIONS
- Photoperiod: 16 h light : 8 h dark
- Light intensity: 730 - 970 Lux
TEST CONCENTRATIONS´
- Range finding study :The test concentartions were based on the results of a range-finding test.
- Test concentrations: 6.25, 12.5, 25, 50, 100 mg test item /L - Reference substance (positive control):
- no
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 96 h
- Dose descriptor:
- LC50
- Effect conc.:
- 26.3 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
- Duration:
- 96 h
- Dose descriptor:
- LC0
- Effect conc.:
- 12.5 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
- Duration:
- 96 h
- Dose descriptor:
- LC100
- Effect conc.:
- 50 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
- Duration:
- 96 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 12.5 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
- Duration:
- 96 h
- Dose descriptor:
- LOEC
- Effect conc.:
- 25 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
- Details on results:
- - Mortality of control: No fish died.
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
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