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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Short-term toxicity to fish

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
GLP compliance:
not specified
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: no specified
- Expiration date of the lot/batch: no specified
- Purity test date: pure (99%)

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
not specified

TREATMENT OF TEST MATERIAL PRIOR TO TESTING
not specified
Analytical monitoring:
yes
Details on sampling:
No specified
Vehicle:
no
Details on test solutions:
PREPARATION AND APPLICATION OF TEST SOLUTION
- Method: not specified
- Controls: Concurrent control
Test organisms (species):
Pimephales promelas
Details on test organisms:
TEST ORGANISM
- Common name: Pimephales (bluntnose minnows)
- Strain: Cypriniformes (minnows, suckers)
- Source: Laboratory
- Age at study initiation (mean and range, SD): 30 days
- Length at study initiation (length definition, mean, range and SD): not specified
- Weight at study initiation (mean and range, SD): not specified
- Method of breeding: not specified
- Maintenance of the brood fish: not specified

ACCLIMATION
not specified

FEEDING DURING TEST
not specified
Test type:
flow-through
Water media type:
freshwater
Limit test:
no
Total exposure duration:
96 h
Hardness:
44.8 milligrams per liter Calcium carbonate
Test temperature:
24.9
pH:
7.54
Dissolved oxygen:
6.2 mg/L
Salinity:
50 milligrams per liter Calcium carbonate
Conductivity:
Not specified
Nominal and measured concentrations:
6 doses
Details on test conditions:
Not specified
Reference substance (positive control):
not specified
Duration:
24 h
Dose descriptor:
LC50
Effect conc.:
> 4.75 - < 6 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Key result
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
> 4.75 - < 6 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
72 h
Dose descriptor:
LC50
Effect conc.:
> 4.75 - < 6 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
> 4.55 - < 5.38 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
> 4.75 - < 6 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
behaviour
Duration:
72 h
Dose descriptor:
EC50
Effect conc.:
> 4.75 - < 6 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
behaviour
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
> 4.75 - < 6 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
behaviour
Duration:
96 h
Dose descriptor:
EC50
Effect conc.:
> 4.55 - < 5.38 mg/L
Nominal / measured:
meas. (not specified)
Conc. based on:
test mat.
Basis for effect:
behaviour
Details on results:
Not specified
Results with reference substance (positive control):
Not specified
Validity criteria fulfilled:
yes
Conclusions:
The LC50, 48h for 4-phenoxyphenol is ]4.75 - 6] mg/L.
Executive summary:

The LC50, 48h for 4-phenoxyphenol is ]4.75 - 6[ mg/L.

Description of key information

The LC50, 48h for 4-phenoxyphenol is ]4.75 - 6[ mg/L.

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
4.8 mg/L

Additional information