2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one

Toxicity to aquatic algae and cyanobacteria

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:

1993

Report date:

1993

Materials and methods

Test guideline

Qualifier:

no guideline followed

Test material

Test material information

Constituent 1

Test organisms

Test organisms (species):

Desmodesmus subspicatus (previous name: Scenedesmus subspicatus)

Study design

Test type:

static

Limit test:

no

Total exposure duration:

72 h

Test conditions

Reference substance (positive control):

no

Results and discussion

Effect concentrations

Effect concentrations 1

Duration:

72 h

Dose descriptor:

EC50

Effect conc.:

1.7 mg/L

Nominal / measured:

nominal

Basis for effect:

biomass

Remarks on result:

other:

Effect concentrations 2

Duration:

72 h

Dose descriptor:

NOEC

Effect conc.:

< 0.1 mg/L

Nominal / measured:

nominal

Applicant's summary and conclusion

Validity criteria fulfilled:

not applicable