South Korea NIER Updates the Toxic Substances List

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On August 1, 2023, South Korea’s National Institute of Environmental Research (NIER) published amendments to the toxic substance list in Notice No. 2023-41. Amendments were made in accordance with the Act on Registration and Evaluation of Chemicals (K-REACH) and the Korean Chemical Control Act.

The names of the following substances have been updated:

Substance number	Name of substances and content specification
97-1-24	[Dinoseb; 2-sec-Butyl-4,6-dinitrophenol; 88-85-7] and mixtures containing 5% or above of the substance.
97-1-106	[Bronopol; 2-Bromo-2-nitro-1,3-propanediol; 52-51-7] and mixtures containing 2.5% or above of the substance.
97-1-205	[Ethyl chloride; 75-00-3] and mixtures containing 0.3% or above of the substance.
2005-1-547	[3,3'-Dichlorobenzidine; 91-94-1] and mixtures containing 0.1% or above of the substance.

The following three substances have been added:

Substance number	Name of substances and content specification
2023-1-1116	[Cobalt manganese nickel oxide; 37348-84-8] and mixtures containing 0.1% or above of the substance.
2023-1-1117	[Silica gel reaction products with chromium oxide (CrO3) and ethoxydiethylaluminum; 932384-12-8] and mixtures containing 10% or above of the substance.
2023-1-1118	[1-Bromo-2-methylbenzene; 95-46-5] and mixtures containing 25% or above of the substance.

This notice shall enter into force three months from the date of its publication.

These amendments signify that South Korea is focusing on the management of chemical substances. The introduction of these amendments will bring new changes to the chemical registration and management system in South Korea, ensuring that the chemical regulation framework meets the ever-changing environment.

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Further Information

South Korea Updates Toxic Substances List (April 25)

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