GB∕T 45420-2025 危险化学品安全生产风险分级管控技术规范

ICS 13.200 CCS C 66 中华人民共和国国家标准 GB/T 45420—2025 危险化学品安全生产风险分级管控 技术规范 Specification standard for risk management of hazardous chemicals safety production 2025-02-28发布 2025-09-01实施 国家市场监督管理总局 发 布 国家标准化管理委员会 GB/T 45420—2025 目 次 前言 ····································································································· Ⅲ 1 范围 ·································································································· 1 2 规范性引用文件 ······················································································ 1 3 术语和定义、缩略语 ················································································· 1 3.1 术语和定义 ······················································································ 1 3.2 缩略语 ··························································································· 3 4 基本要求 ······························································································ 3 5 风险评估 ······························································································ 4 5.1 一般要求 ························································································· 4 5.2 风险识别与分析 ················································································· 5 5.3 风险评价 ························································································· 8 6 风险控制 ······························································································ 9 7 风险动态监控 ························································································· 9 7.1 一般要求 ························································································· 9 7.2 风险控制措施有效性监测 ········································································ 9 7.3 风险动态监测预警 ··············································································· 9 8 证实方法 ···························································································· 10 附录 A （规范性） 安全风险管控基本程序 ··························································· 12 附录 B （资料性） 危险化学品生产装置本质安全评估方法 ·········································· 13 B.1 评估方法 ······················································································· 13 B.2 本质安全检查表法 ············································································· 13 B.3 本质安全量化评估法 ··········································································· 21 附录 C （资料性） 新工艺新装置设施研发阶段的主要风险管理活动 ································ 29 C.1 实验室研究阶段 ················································································ 29 C.2 中试试验阶段 ·················································································· 29 C.3 新工艺、新技术工艺包编制阶段 ······························································· 29 C.4 新工艺、新技术工程设计阶段 ································································· 30 附录 D （资料性） 过程安全风险信息 ································································ 31 D.1 研发阶段的过程安全信息 ······································································ 31 D.2 设计阶段的过程安全信息 ······································································ 31 D.3 运行阶段的过程安全信息 ······································································ 32 附录 E （资料性） 常用风险识别与分析方法 ························································· 33 E.1 风险检查表法 ·················································································· 33 E.2 危险源辨识 ····················································································· 33 Ⅰ