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Ecotoxicological information

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
Study period:
2009
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 201 (Alga, Growth Inhibition Test)
Deviations:
yes
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
pentyl 6-deoxy-alpha-L-mannopyranoside
EC Number:
700-713-3
Cas Number:
83161-22-2
Molecular formula:
C11H22O5
IUPAC Name:
pentyl 6-deoxy-alpha-L-mannopyranoside
Details on test material:
For technical reason (solubility), APRC5 was diluted at 30% in a water/glycerol (1/5) mixture
This mixture corresponds to the industrial form.

Sampling and analysis

Analytical monitoring:
yes

Test solutions

Vehicle:
yes

Test organisms

Test organisms (species):
Pseudokirchneriella subcapitata (previous names: Raphidocelis subcapitata, Selenastrum capricornutum)

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
72 h

Results and discussion

Effect concentrations
Duration:
72 h
Dose descriptor:
EC50
Effect conc.:
> 100 mg/L

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
EC50 - 72h > 100 mg/L APRC5