Registration Dossier

Diss Factsheets

Ecotoxicological information

Toxicity to microorganisms

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
toxicity to microorganisms, other
Remarks:
Pseudomonas putida growth inhibition test
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment
Principles of method if other than guideline:
Pseudomonas putida growth inhibition test
Inhibition of cell reproduction according to Bringmann-Kuehn, Z. f. Wasser- und Abwasserforschung 10, 87-98 (1977)
GLP compliance:
no
Analytical monitoring:
no
Vehicle:
not specified
Test organisms (species):
Pseudomonas putida
Total exposure duration:
16 h
Test temperature:
Room temperature (25°C)
pH:
7
Details on test conditions:
- Type: aquatic
- 3 experiments and one control were run in parallel with different concentrations level
- The extintion of the monochromatic radiation of Hg (436 nm) was measured at the end of the test period
Key result
Duration:
16 h
Dose descriptor:
EC0
Effect conc.:
260 mg/L
Conclusions:
At 260 mg/L a starting inhibition of growth has been observed.

Description of key information

At 260 mg/L a starting inhibition of growth has been observed.

Key value for chemical safety assessment

EC10 or NOEC for microorganisms:
260 mg/L

Additional information