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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
activated sludge respiration inhibition testing
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
02 March 1990
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
according to guideline
Guideline:
OECD Guideline 209 (Activated Sludge, Respiration Inhibition Test
Deviations:
not specified
Qualifier:
according to guideline
Guideline:
other: According to internal SOP method B.21
Principles of method if other than guideline:
According to internal SOP method B.21
GLP compliance:
not specified
Specific details on test material used for the study:
Product Name: STEARYL-DIPHENOXYETHYL-DIETHYLENTRIAMIN
Previous designation: STEARYLDIPHOXYDIETENTRIAMIN
FAT-Number: 92267/A Series: 489
Code : 4631
Ident-No.: 003053.5
Analytical monitoring:
not specified
Vehicle:
not specified
Test organisms (species):
activated sludge
Test type:
not specified
Water media type:
freshwater
Limit test:
no
Total exposure duration:
3 h
Dose descriptor:
IC50
Effect conc.:
> 100 mg/L
Nominal / measured:
not specified
Conc. based on:
test mat.
Basis for effect:
not specified
Validity criteria fulfilled:
not specified
Conclusions:
The IC50 of FAT 92267/A is determined to be greater than 100 mg/l.
Executive summary:

The bacteria toxicity of FAT 92267/A was determined accrding to internal SOP method B.21 and OECD Guideline 209 (Activated Sludge, Respiration Inhibition Test). Based on the study findingsm the 3 h IC50 of FAT 92267/A is determined to be greater than 100 mg/l.

Description of key information

The bacteria toxicity of FAT 92267/A was determined accrding to internal SOP method B.21 and OECD Guideline 209 (Activated Sludge, Respiration Inhibition Test). Based on the study findings, the 3 h IC50 of FAT 92267/A is determined to be greater than 100 mg/l.

Key value for chemical safety assessment

EC50 for microorganisms:
100 mg/L

Additional information