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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
toxicity to microorganisms
Type of information:
other: MSDS
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: 4b : secondary source

Data source

Reference
Reference Type:
secondary source
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
Fermentation tube test
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
2,4-dichloro-5-sulphamoylbenzoic acid
EC Number:
220-358-3
EC Name:
2,4-dichloro-5-sulphamoylbenzoic acid
Cas Number:
2736-23-4
Molecular formula:
C7H5Cl2NO4S
IUPAC Name:
2,4-dichloro-5-sulphamoylbenzoic acid

Test organisms

Test organisms (species):
activated sludge

Study design

Total exposure duration:
24 h

Results and discussion

Effect concentrations
Duration:
24 h
Dose descriptor:
other: EC20
Effect conc.:
500 mg/L

Applicant's summary and conclusion

Conclusions:
Based on a fermentation tube test, the EC20 in activated sludge is 500 mg/l.