Registration Dossier

Ecotoxicological information

Toxicity to soil macroorganisms except arthropods

Administrative data

Endpoint:
toxicity to soil macroorganisms except arthropods: long-term
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
other: Prediction model
Title:
Terrestrial toxicity to earthworm by ECOSAR Version 1.10
Author:
ECOSAR Version 1.10
Year:
2012
Bibliographic source:
ECOSAR v1.1 Class-specific Estimations, Environmental Protection Agency (EPA) office of Chemical Safety and Pollution Prevention

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Modelling Database
Principles of method if other than guideline:
ECOSAR Program (v1.00)
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Triethyl phosphite
EC Number:
204-552-5
EC Name:
Triethyl phosphite
Cas Number:
122-52-1
Molecular formula:
C6H15O3P
IUPAC Name:
triethyl phosphite
Details on test material:
- Name of test material (as cited in study report): triethyl phosphite
- Substance type: Organic
- Physical state: liquid

- Analytical purity : > 99.9%

Sampling and analysis

Analytical monitoring:
not specified

Test substrate

Vehicle:
not specified

Test organisms

Test organisms (species):
other: Earthworm
Animal group:
annelids

Study design

Study type:
other: no data
Substrate type:
not specified
Total exposure duration:
14 d

Test conditions

Reference substance (positive control):
not specified

Results and discussion

Effect concentrations
Duration:
14 d
Dose descriptor:
LC50
Effect conc.:
389.896 other: mg/L (ppm)
Nominal / measured:
estimated
Conc. based on:
test mat.
Basis for effect:
mortality

Applicant's summary and conclusion

Conclusions:
Toxicity to earthworm (14-d) examined at dose concentration 880.700 mg/L (ppm).