Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Dichloromethane
EC Number:
200-838-9
EC Name:
Dichloromethane
Cas Number:
75-09-2
Molecular formula:
CH2Cl2
IUPAC Name:
dichloromethane

Results and discussion

Any other information on results incl. tables

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

 

Method

 

Results

Remarks

Reference

QSAR

estimate

EC50 (96-hour, Green Algae) =45.410 mg/L (ppm);

ChV (chronic value, Green Algae) =15.545 mg/L (ppm).

Reliable with

restrictions,

QSAR estimated

data

ECOSAR

Program

(v1.00)

Applicant's summary and conclusion

Conclusions:
dichloromethane is not classified as to its acute and chronic aquatic toxicity for algae and aquatic plants