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Ecotoxicological information

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
Study period:
January 2020
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2020
Report date:
2020

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
Qualifier:
according to guideline
Guideline:
EU Method C.2 (Acute Toxicity for Daphnia)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium phenylphosphinate
EC Number:
224-305-5
EC Name:
Sodium phenylphosphinate
Cas Number:
4297-95-4
Molecular formula:
C6H7O2P.Na
IUPAC Name:
sodium phenylphosphinate
Test material form:
solid: particulate/powder

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Water media type:
freshwater
Total exposure duration:
48 h

Test conditions

Test temperature:
17.9 – 22.5 °C
pH:
7.6 - 7.7
Dissolved oxygen:
8.7-8.9 mg/L
Salinity:
no information (fressh water)
Conductivity:
no information
Reference substance (positive control):
yes
Remarks:
Potassium dichromate K2Cr2O7 (CAS No. 7778-50-9)

Results and discussion

Effect concentrationsopen allclose all
Key result
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
<= 100 mg/L
Nominal / measured:
nominal
Key result
Duration:
48 h
Dose descriptor:
LOEC
Effect conc.:
< 100 mg/L
Nominal / measured:
nominal
Key result
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
< 100 mg/L
Nominal / measured:
nominal
Key result
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
< 100 mg/L
Nominal / measured:
nominal

Applicant's summary and conclusion

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