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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
toxicity to microorganisms
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
not reported.
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Method stated simply as "microtox", no data on GLP. Duration of exposure not listed in study report.

Data source

Reference
Reference Type:
publication
Title:
Investigations on the Aquatic Toxicity of Organotin Compounds
Author:
Steinhäuser K.G., et al.
Year:
1985
Bibliographic source:
Vom Wasser 65: 203-214 (1985)

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other:
Deviations:
not specified
Principles of method if other than guideline:
Determination of the inhibition of bioluminescence of Photobacterium phosphoreum with a Beckman Microtox Photometer after 30 minutes contact time.

Krebs, F.: "Toxicity Test with Freeze-dried Luminescent Bacteria", Gewasserschutz, Wasser, Abw. 63, 173-230 (1983).
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Dichlorodioctylstannane
EC Number:
222-583-2
EC Name:
Dichlorodioctylstannane
Cas Number:
3542-36-7
Molecular formula:
C16H34Cl2Sn
IUPAC Name:
dichlorodioctylstannane

Sampling and analysis

Analytical monitoring:
yes

Test organisms

Test organisms (species):
Pseudomonas putida

Study design

Test type:
not specified
Water media type:
freshwater

Results and discussion

Effect concentrations
Dose descriptor:
EC50
Effect conc.:
1.5 µg/L
Nominal / measured:
not specified
Conc. based on:
test mat.

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The EC50 of dioctyltin dichloride to micro-organisms 1.5 µg/L