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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Link to relevant study record(s)

Description of key information

LC50(96h): 0.068 Toad larvae

Additional information

In 96h exposures, the LC50 for Malachite Green (MG) to frog larvae (0.173 mg/l) and toad larvae (0.0680 mg/l) were similar to those for fish (see IUCLID section 6.1.1). As it can be expected, the adult newts resulted to be more resistant (LC50 (96h): 1.03 mg/l) to than frog (LC50 (96h): 0.173 mg/l) or toad larvae (LC50 (96h): 0.068 mg/l).

In all cases, the toxicity of the chemical increased as exposures lengthened.