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ICS 75.080 CCS E 30 中华人民共和国石油化工行业标准 NB/SH/T 0843—2023 代替 NB/SH/T 0843 —2010 石化行业测试系统的评价 统计技术法 Evaluate analytical measurement syst em performance of petrochemical industry—Statistical techniques 2023-02-06发布 2023-08-06实施 NB/SH/T 0843—2023 I 目 次 前言 ·····························································································································II I 1 范 围 ························································································································· 1 2 规范性引用文件 ·········································································································· 1 3 术语和定义、缩略语和符号 ··························································································· 2 3.1 术语和定义 ··········································································································· 2 3.2 缩略语 ················································································································· 6 3.3 符号 ···················································································································· 6 4 方法概要 ··················································································································· 6 5 意义和用途 ················································································································ 6 6 参考物质 ··················································································································· 7 6.1 用 QC样品建立和监控测试系统的精密度 ···································································· 7 6.2 用核查标准物质评价测试系统的准确度 ······································································· 7 6.3 用有效性核查样品核查测试系统的有效性 ···································································· 7 7 单个测试系统的质量保证( QA)程序 ·············································································· 8 7.1 通 则 ···················································································································· 8 7.2 测试系统稳定性和精密度的监控 ················································································ 8 7.3 测试系统准确度的监控 ···························································································· 8 7.4 测试程序的条件 /频率 ······························································································ 8 7.5 用精密度和偏倚评价测试系统的性能 ·········································································· 9 7.6 能力验证 ·············································································································· 9 7.7 独立的系统有效性验证 ···························································································· 9 8 预处理、评估和解释测试结果的过程 ··············································································· 9 8.1 通 则 ···················································································································· 9 8.2 预处理测试结果 ··································································································· 10 8.3 控制图 ··············································································································· 10 8.4 评估初始结果与建立控制图 ·····················································································11 8.5 控制图的运用与解释 ····························································································· 12 8.6 定期更新控制图参数的方案 1 ················································································· 12 8.7 定期更新控制图参数的方案 2 ················································································· 13 8.8 短期运行阶段 ······································································································ 14 8.9 仪器更换或维修后 ································································································ 14 9 用精密度和偏倚评价系统性能 ······················································································ 15 9.1 从 QC样品的测试结果评估实验室中间精密度 ··········································
NB-SH-T 0843-2023 石化行业测试系统的评价 统计技术法
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