Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Ecotoxicological information

Toxicity to soil microorganisms

Currently viewing:

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Unpublished study, cited in ECETOC 1993.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

Constituent 1
Chemical structure
Reference substance name:
Quaternary ammonium compounds, di-C16-18-alkyldimethyl, chlorides
EC Number:
295-835-2
EC Name:
Quaternary ammonium compounds, di-C16-18-alkyldimethyl, chlorides
Cas Number:
92129-33-4
Molecular formula:
R2N+(CH3)2, Cl- with R is fatty alkyl with chainlengths C16-C18 (even numbered)
IUPAC Name:
N-C16-C18(even numbered)-alkyl-N,N-dimethyl-C16-C18(even numbered)-alkyl-1-aminium chloride

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.