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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

Chymotrypsin was tested for aquatic toxicity in invertebrates and algae:

Invertebrates:

- Chymotrypsin batch PPA23785 was tested with Daphnia magna for 48 hours at a nominal concentrations up to 100 mg TOS/L. The EC50 value was calculated to be 2.8 mg aep/L

Algae:

- Chymotrypsin batch PPA23785 was tested for algal growth inhibition at a nominal concentrations up to 100 mg TOS/L. The ErC50 (72h) value was calculated to be mg 2.4 mg TOS/L equivalent to 0.45 mg aep/L

Additional information