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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Scientifically acceptable method

Data source

Reference
Reference Type:
other: model calculation report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Principles of method if other than guideline:
Calculation using SRC ECOSAR v1.00
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2,4,6-Tri(2,4-dihydroxyphenyl)-1,3,5-triazine
EC Number:
700-796-6
Cas Number:
2125-23-7
Molecular formula:
C21H15N3O6
IUPAC Name:
2,4,6-Tri(2,4-dihydroxyphenyl)-1,3,5-triazine

Sampling and analysis

Analytical monitoring:
no

Test organisms

Test organisms (species):
other: Green Algae

Study design

Water media type:
freshwater
Total exposure duration:
96 h

Results and discussion

Effect concentrationsopen allclose all
Duration:
96 h
Dose descriptor:
EC50
Effect conc.:
1 060 mg/L
Conc. based on:
test mat.
Remarks on result:
other: ECOSAR Class Triazines
Duration:
96 h
Dose descriptor:
EC50
Effect conc.:
2 719
Conc. based on:
test mat.
Remarks on result:
other: Neutral Organic SAR (Basline Toxicity)

Applicant's summary and conclusion

Conclusions:
With high probability acutely not harmful to aquatic algae. No toxic effects occur at the range of solubility.