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Chemical substance. A chemical substance is any material with a known chemical composition. [1] For example, water has the same properties and the same ratio of hydrogen to oxygen whether it came from a river or was made in a laboratory. Typical chemical substances found in the home include water, salt ( sodium chloride) and bleach.
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A Safety Data Sheet (SDS), or Material Safety Data Sheet (MSDS), is a standardized document that contains occupational safety and health data. The International Hazard Communication Standard (HCS)mandates that chemical manufacturers must communicate a chemical's hazard information to chemical h…
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On April 25, 2023, South Korea's National Institute of Environmental Research (NIER) published a public consultation updating the toxic substances list (Notice No. 2023-26). This Notice shall enter into force three months after its publication. In accordance with the Act on the Registration and Evaluation of Chemicals (known as K …
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