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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicity to aquatic algae and cyanobacteria

Currently viewing:

Administrative data

Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
experimental study
Adequacy of study:
key study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2006
Report date:
2006

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other:
Deviations:
yes

Test material

Test organisms

Test organisms (species):
other:

Study design

Test type:
semi-static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
7 d

Test conditions

Reference substance (positive control):
yes

Results and discussion

Effect concentrationsopen allclose all
Duration:
7 d
Dose descriptor:
EC50
Effect conc.:
72 mg/L
Nominal / measured:
nominal
Conc. based on:
other:
Basis for effect:
growth rate
Remarks on result:
other:
Duration:
7 d
Dose descriptor:
NOEC
Effect conc.:
10 mg/L
Nominal / measured:
nominal
Conc. based on:
other:
Basis for effect:
growth rate
Duration:
7 d
Dose descriptor:
EC50
Effect conc.:
46 mg/L
Nominal / measured:
nominal
Conc. based on:
other:
Basis for effect:
growth rate
Remarks on result:
other:
Duration:
7 d
Dose descriptor:
NOEC
Effect conc.:
32 mg/L
Nominal / measured:
nominal
Conc. based on:
other:
Basis for effect:
growth rate
Duration:
7 d
Dose descriptor:
EC50
Effect conc.:
51 mg/L
Nominal / measured:
nominal
Conc. based on:
other:
Basis for effect:
other:
Remarks on result:
other:
Duration:
7 d
Dose descriptor:
NOEC
Effect conc.:
10 mg/L
Nominal / measured:
nominal
Conc. based on:
other:
Basis for effect:
other:
Duration:
7 d
Dose descriptor:
EC50
Effect conc.:
39 mg/L
Nominal / measured:
nominal
Conc. based on:
other:
Basis for effect:
other:
Remarks on result:
other:

Applicant's summary and conclusion

Validity criteria fulfilled:
yes