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Ecotoxicological information

Toxicity to microorganisms

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Administrative data

Endpoint:
toxicity to microorganisms
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Taken from OECD SIDS (Only secondary literature)

Data source

Reference
Reference Type:
other: unknown
Title:
Bulking of activated sludge and its regulation
Author:
Takiguchi, H.
Year:
1985
Bibliographic source:
Technical Information Center (in Japanese)

Materials and methods

Principles of method if other than guideline:
Method: other
GLP compliance:
not specified

Sampling and analysis

Analytical monitoring:
not specified

Test organisms

Test organisms (species):
activated sludge, industrial

Test conditions

Details on test conditions:
Type: aquatic

Results and discussion

Effect concentrations
Dose descriptor:
other: NOAEL
Effect conc.:
20 000 mg/L
Basis for effect:
not specified

Applicant's summary and conclusion