ICS 75.080 CCS E 30 中华人民共和国石油化工行业标准 NB/SH/T 0905—2024 代替 NB/SH/T 0905 —2015 石油产品颜色的测定 自动三刺激值法 Determination for color of petroleum products— Automatic tristimulus method 2024-12-25发布 2025-06-25实施 NB/SH/T 0905—2024 I 目 次 前言 ······························································································································I I 1 范围 ························································································································· 1 2 规范性引用文件 ·········································································································· 1 3 术语和定义 ················································································································ 1 4 方法概要 ··················································································································· 2 5 仪器 ························································································································· 2 6 试剂和材料 ················································································································ 3 7 取样 ························································································································· 3 8 试样准备 ··················································································································· 3 8.1 液体石油产品 ········································································································ 3 8.2 石油蜡产品 ··········································································································· 3 9 试验步骤 ··················································································································· 3 9.1 校准 ···················································································································· 3 9.2 测量 ···················································································································· 3 10 报告 ························································································································ 4 11 精密度和偏差 ············································································································ 4 11.1 总则 ··················································································································· 4 11.2 偏差 ···················································································································· 5 附录 A（资料性） 色度标准样品制备 ················································································· 6 附录 B（资料性） 基本校正程序 ······················································································11 参考文献 ······················································································································ 14 NB/SH/T 0905—2024 II 前 言 本文件按照 GB/T 1.1 —2020《标准化工作导则 第1部分：标准化文件的结构和起草规则》的规定 起草。 本文件代替 NB/SH/T 0905 —2015《石油产品颜色的测定 自动三刺激值法》，与 NB/SH/T 0905 — 2015相比，除结构调整和编辑性改动外，主要技术变化如下： a） 更改了方法的适用范围（见第 1章， 2015版第 1章）； b） 增加了规范性引用文件（见第 2章， 2015版第 2章）； c） 修改了部分术语和定义（见第 3章， 2015版第 3章）； d） 删除方法应用章节（ 2015版第 5章）； e） 更改了仪器设备的要求（见第 5章， 2015版第 6章）； f） 增加了试验耗材（见第 6章， 2015版第 7章）； g） 增加了石油蜡产品的取样要求（见第 7章， 2015版第 8章）； h） 增加了测定石油蜡产品颜色的准备步骤（见第 8章， 2015版第 9章）； i） 增加了测定石油蜡产品颜色的试验步骤（见第 9章， 2015版第 10章）； j） 修改了精密度表述，同时增加了石油蜡产品颜色测定精密度（见第 11章， 2015版第 12章）。 请注意，本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由中国石油化工集团有限公司提出。 本文件由全国石油产品和润滑剂标准化技术委员会石油燃料和润滑剂分技术委员会（ SAC/TC280/ SC1）归口。 本文件起草单位：中石化（洛阳）科技有限公司、中石化（大连）石油化工研究院有限公司、中石 化南阳能源化工有限公司、辽宁省产品质量监督检验院、中海油气（泰州）石化有限公司、中国石油化 工股份有限公司荆门分公司、中国石油化工股份有限公司茂名分公司、广东惠州石油产品质量监督检 验中心、中石化炼化工程（集团）股份有限公司洛阳技术研发中心。 本文件主要起草人：贾苒、毛冬宇、王诗语、彭娜、段卫宇、吴晓锋、成海英、来耀星、刘锦凤、 焦静、白正伟、李怿。 本文件所代替文件的历次版本发布情况为： — 2015年首次发布 NB/SH/T 0905 —2015； —本次为第一次修订。 NB/SH/T 0905—2024 1 石油产品颜色的测定 自动三刺激值法 警示：本文件涉及某些有危险性的材料、操作和设备，但是未对使用中涉及的所有安全问题都提出 建议。因此，用户在使用本文件之前应建立适当的安全和防护措施，并确定相关规章限制的适用性。 1 范围 本文件描述了用三刺激值法测定石油产品颜