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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

Administrative data

Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: US EPA accepted QSAR method for organic chemicals properties assessment.
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: QSAR
Principles of method if other than guideline:
ECOSAR
Program
(v1.00)
GLP compliance:
no
Remarks:
not applicable to QSAR models

Test material

Constituent 1
Chemical structure
Reference substance name:
Trichloroethylene
EC Number:
201-167-4
EC Name:
Trichloroethylene
Cas Number:
79-01-6
Molecular formula:
C2HCl3
IUPAC Name:
trichloroethylene

Results and discussion

Any other information on results incl. tables

Overview of QSARs estimations on aquatic toxicity of trichloroethylene to algae and aquatic plants

 

Method

 

Results

Remarks

Reference

QSAR

estimate

Vinyl/Allyl Halides:

Green Algae, 96-hr EC50 =252.109 mg/L (ppm)

 

Neutral Organic SAR (Baseline Toxicity):

Green Algae, 96-hr EC50 =12.879 mg/L (ppm)

 

 

Vinyl/Allyl Halides:

Green Algae, ChV (chronic value) =146.847 mg/L (ppm)

 

Neutral Organic SAR (Baseline Toxicity):

Green Algae, ChV (chronic value) =5.081 mg/L (ppm)

Reliable with

restrictions,

QSAR estimated

data

ECOSAR

Program

(v1.00)

Applicant's summary and conclusion