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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
toxicity to microorganisms
Type of information:
experimental study
Adequacy of study:
key study
Study period:
The 7th of September, 1976
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Data from a study report without details
Qualifier:
equivalent or similar to guideline
Guideline:
other: Internal Method B10
Deviations:
not specified
Principles of method if other than guideline:
BST method: Activated sludge STP in nutrient broth; Suspended test on Filtrat. Method 058.
GLP compliance:
no
Remarks:
Pre GLP.
Test organisms (species):
activated sludge
Details on inoculum:
Filtrat
Dose descriptor:
other: BST
Effect conc.:
> 300 mg/L
Remarks on result:
other: limited information

No available details.

Conclusions:
BST > 300 mg/L
Executive summary:

Toxicity on STP activated sludge has been performed. The result BST was > 300 mg/L

Description of key information

BST > 300 mg/l

Key value for chemical safety assessment

Additional information

A non detailed study is available. Toxicity on STP activated sludge has been performed. The result BST was > 300 mg/L.