YC/Z 649-2026Guidance on the graded control of safety risks and the investigation and management of potential hazards in tobacco enterprise laboratories (English PDF)

YC/Z 649-2026 (Guidance on the graded control of safety risks and the investigation and management of potential hazards in tobacco enterprise laboratories) is available as an English-translated PDF.

YC/Z 649-2026 — This document stipulates a dual prevention mechanism for laboratory safety risk classification and control and accident hazard investigation and management in tobacco enterprises (hereinafter referred to as "dual prevention mechanism").

Requirements for the establishment, implementation, maintenance, and improvement of a "prevention mechanism". This document applies to the physical and chemical laboratories of tobacco companies (hereinafter referred to as "laboratories"). Biological laboratories may refer to this document for implementation.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 28 pages — is available in the English PDF.

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