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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Classification & Labelling & PBT assessment

PBT assessment

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Administrative data

PBT assessment: overall result

sodium caprolactamate
Type of composition:
legal entity composition of the substance
State / form:
solid: bulk
>= 15 - <= 20.5 % (w/w)
Reference substance:
sodium caprolactamate
Reference substance:
sodium caprolactamate
This additive is considered relevant for the classification and labelling of the substance
PBT status:
the substance is not PBT / vPvB

Sodium caprolactamate hydrolyses under physiological conditions with the formation of epsilon-Caprolactam and sodium hydroxide.

Whilst epsilon-Caprolactam is known to be readily biodegradable, sodium hydroxide is not expected to have PBT / vPvB properties due to its chemical nature.