Precursor chemicals can be identified through the following three methods:
1. Information acquisition
Obtain relevant documents such as the chemical's MSDS (Material Safety Data Sheet) and safety labels.
2. Key information acquisition
Obtain key information about the chemical through the MSDS and safety labels (Chinese name, CAS number, concentration of components).
3. Identification (catalog method)
Assess and identify whether the substance is a precursor chemical by comparing the obtained information with the "Classification and Catalogue of Precursor Chemicals."
Attachments
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Classification and Catalogue of Precursor Chemicals (2024 edition)
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Regulation on the administration of precursor chemicals (2018 Revision)
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Provisions on the Management of Import and Export of Precursor Chemicals (2015 Amendment)