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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Description of key information

Supporting studies: Toxicity to microorganisms: 
Toxicity threshold for Entosiphon sulcatum: 4300 μg/L
Toxicity threshold for Chilomonas paramecium = 1700 μg/L  
Toxicity threshold for Chilomonas paramecium = 1800 μg/L
Toxicity threshold for Uronema parduzci = 27000 μg/L 
Toxicity threshold for Pseudomonas putida = 5.5 mg/L
Toxicity threshold for Pseudomonas putida = 9 mg/L
Toxicity threshold for Pseudomonas putida = 5.5  mg/L (neutralized) and 9  mg/L (not neutralized)

Key value for chemical safety assessment

Additional information

Supporting studies: Experimental results from different publications. According to the cell multiplication inhibition test. Toxicity threshold of ethyleneimine are the following in the different papers:

For Entosiphon sulcatum: 4300 μg/L (72 h, static)

For Entosyphon sulcatum = 4300 μg/L

For Chilomonas paramecium = 1700 μg/L

For Chilomonas paramedium = 1800 μg/L (2 days)

For Uronema parduzci = 27000 μg/L (20 h)

For Pseudomonas putida = 5.5 mg/L (16 h, static)

For Pseudomonas putida = 9 mg/L (16 h, static)

For Pseudomonas putida = 5.5 mg/L (neutralized) and 9 mg/L (not neutralized)