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Ecotoxicological information

Toxicity to soil microorganisms

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Administrative data

Endpoint:
toxicity to soil microorganisms
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Results published in a scientific review and peer-reviewed in the European RAR.

Data source

Reference
Reference Type:
publication
Title:
No information
Author:
Procter & Gamble
Year:
1992
Bibliographic source:
Unpublished study, cited in ECETOC 1993.

Materials and methods

Principles of method if other than guideline:
no data
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Effect concentrations
Duration:
14 wk
Dose descriptor:
NOEC
Effect conc.:
> 400 mg/kg soil dw
Nominal / measured:
nominal
Conc. based on:
act. ingr.
Basis for effect:
respiration rate

Applicant's summary and conclusion

Executive summary:

Procter and Gamble (1992) showed that over a 14 week period, soil containing 400 mg/kg DHTDMAC showed no inhibition of the carbon dioxide production compared to control soil.