本数据集基于ICP-MS/MS技术开展的高纯稀土氧化物和卤化物试剂痕量杂质元素分析方法的研究过程，主要针对现有的分析方法不满足高纯稀土氧化物和卤化物中关键敏感元素含量的检测需求，开展高纯稀土氧化物和卤化物中痕量元素的电感耦合等离子体串联质谱（ICP-MS/MS）分析方法研究，建立4类12种高纯稀土氧化物及卤化物试剂（La₂O₃、CeO₂、Nd₂O₃、Yb₂O₃、Sc₂O₃、ErCl₃、YbCl₃、YBr₃、NdI₃、ErCl₃·6H₂O、YbCl₃·6H₂O、YbOCl）中痕量杂质元素的分析方法，实现关键敏感金属元素检出限达到0.01 ppm以下。满足科研领域对高端稀土试剂的检测需要，支撑稀土战略资源在科研试剂领域的高值化、多功能化应用。
", "ds_source": "本数据集数据源为高纯稀土氧化物和卤化物试剂中痕量杂质元素的分析检测数据，核心检测仪器为电感耦合等离子体串联质谱（ICP-MS/MS）仪，以4类12种高纯稀土氧化物及卤化物试剂为研究对象，具体包括La₂O₃、CeO₂、Nd₂O₃、Yb₂O₃、Sc₂O₃、ErCl₃、YbCl₃、YBr₃、NdI₃、ErCl₃·6H₂O、YbCl₃·6H₂O、YbOCl。主要工作包括（①研究样品前处理方法；②研究待测稀土杂质元素的质谱干扰情况，消除质谱干扰，降低方法检出限；③研究基体效应，考察不同内标元素的校正效果；④优化仪器工作参数，考察方法精密度和正确度，采用现行国家标准GB/T 12690和GB/T 18115系列中规定的分析方法进行验证比对，建立4类12种高纯稀土氧化物及卤化物试剂（La₂O₃、CeO₂、Nd₂O₃、Yb₂O₃、Sc₂O₃、ErCl₃、YbCl₃、YBr₃、NdI₃、ErCl₃·6H₂O、YbCl₃·6H₂O、YbOCl）中痕量杂质元素的分析方法，实现关键敏感金属元素检出限达到0.01 ppm以下。
", "ds_process_way": "针对现有分析方法无法满足高纯稀土氧化物和卤化物中关键敏感元素含量检测需求的问题，开展相关研究，形成“高纯稀土氧化物和卤化物试剂痕量杂质元素ICP-MS/MS分析方法及标准数据集”，实现Co、Mn、Ni等关键敏感元素检出限不大于0.01 ppm，采用ICP-QQQ MassHunter软件对试验测量数据进行处理，汇总整理为PDF格式的分析方法及标准文件，为痕量杂质检测提供技术支撑与标准数据参考。以4类12种高纯稀土氧化物及卤化物试剂（La₂O₃、CeO₂、Nd₂O₃、Yb₂O₃、Sc₂O₃、ErCl₃、YbCl₃、YBr₃、NdI₃、ErCl₃·6H₂O、YbCl₃·6H₂O、YbOCl）为研究对象，采用电感耦合等离子体串联质谱（ICP-MS/MS）法开展痕量杂质元素分析试验，试验过程涵盖样品溶解、质谱干扰研究、仪器参数优化等关键环节，通过标准物质比对、质控样品分析验证方法准确性。主要包括：样品溶解方法的研究、目标元素存在的质谱干扰、电感耦合等离子串联质谱（ICP-MS/MS）参数的优化、基体效应、内标元素选择、工作曲线线性及方法检出限、样品的测定及加标回收试验等，并通过标准物质比对、统计回收率、精密度等验证分析数据准确性与可靠性，同步构建配套标准数据集。
", "ds_quality": "本资源来源于基于ICP-MS/MS技术开展的高纯氧化物、无水卤化物、水合卤化物和类卤化物中痕量杂质元素超低检出限分析方法的研究过程。数据采集在国合通测化学分析实验室中进行，采用Agilent 8900型电感耦合等离子体串联质谱仪，时间跨度与整个方法研发周期同步。采用ICP-QQQ MassHunter软件对试验测量数据进行处理，将仪器信号强度值转换为待测元素的含量值。质量控制措施的核心是标准化与可溯源性。本方法开发时严格遵循GB/T 37837-2019《四极杆电感耦合等离子体质谱方法通则》的要求，基于碰撞反应池技术，通过大量实验研究，确定最优的试验条件，以有证标准溶液配制系列标准溶液，建立测量结果的量值溯源性，确保方法的准确性。依据GB/T 1.1-2020等标准规范的要求，编制企业标准。
", "ds_acq_start_time": "2022-11-01 00:00:00", "ds_acq_end_time": "2025-12-31 00:00:00", "ds_acq_place": "", "ds_acq_lon_east": null, "ds_acq_lat_south": null, "ds_acq_lon_west": null, "ds_acq_lat_north": null, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 23459563, "ds_files_count": 0, "ds_format": "*.pdf，*.docx", "ds_space_res": "", "ds_time_res": "", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "038639d2-6a15-4f2c-bd37-27e6345fbd51.png", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": "", "organization_id": "af683ce0-400b-4f2f-9242-f45f0621e11a", "ds_serv_man": "李红星", "ds_serv_phone": "0931-4967592", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "410" ], "quality_level": 0, "publish_time": "2026-05-25 11:56:50", "last_updated": "2026-05-25 11:56:50", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.gcxtsj.db7388.2026", "i18n": { "en": { "title": "High-purity rare earth oxides and halide reagents ICP-MS/MS analysis methods and standard technical solutions for trace impurities", "ds_format": "*.pdf，*.docx", "ds_source": "The data source of this dataset is the analysis and detection data of trace impurity elements in high-purity rare earth oxide and halide reagents. The core detection instrument is inductively coupled plasma tandem mass spectrometry (ICP-MS/MS), which takes four types of 12 high-purity rare earth oxide and halide reagents as the research objects, including La ₂ O3, CeO ₂, Nd ₂ O3, Yb ₂ O3, Sc ₂ O3, ErCl I3, YbCl I3, YBr I3, NdI I3, ErCl ③· 6H ₂ O, YbCl ③· 6H ₂ O, YbOCl. The main tasks include: (1) studying sample pretreatment methods; (2) studying the mass spectrometry interference of rare earth impurity elements to be tested, eliminating mass spectrometry interference, and reducing the detection limit of the method; (3) studying matrix effects, examining the correction effect of different internal standard elements; (4) optimizing instrument operating parameters, examining method precision and accuracy, using the analytical methods specified in the current national standards GB/T 12690 and GB/T 18115 series for verification and comparison, establishing four categories of 12 high-purity rare earth oxide and halide reagents (La ₂ O ∝, CeO ₂, Nd ₂ O ∝, Yb ₂ O ∝, Sc ₂ O ∝, ErCl ∝, YbCl ∝, YBr ∝, NdI ∝). The analysis method for trace impurity elements in ErCl ∝· 6H ₂ O, YbCl ∝· 6H ₂ O, YbOCl achieves a detection limit of less than 0.01 ppm for key sensitive metal elements.
", "ds_quality": "This resource comes from the research process of ultra-low detection limit analysis methods for trace impurity elements in high-purity oxides, anhydrous halides, hydrated halides, and halides based on ICP-MS/MS technology. The data collection was conducted in the Guohe Tongce Chemical Analysis Laboratory using an Agilent 8900 inductively coupled plasma tandem mass spectrometer, with a time span synchronized with the entire method development cycle. ICP-QQQ MassHunter software is used to process the experimental measurement data and convert the instrument signal intensity value into the content value of the element to be measured. The core of quality control measures is standardization and traceability. This method was developed strictly in accordance with the requirements of GB/T 37837-2019 \"General Principles for Four Pole Inductively Coupled Plasma Mass Spectrometry\". Based on collision reaction cell technology, the optimal experimental conditions were determined through extensive experimental research. A series of standard solutions were prepared using certified standard solutions, and the traceability of measurement results was established to ensure the accuracy of the method. According to the requirements of standards and specifications such as GB/T 1.1-2020, prepare enterprise standards.
", "ds_ref_way": "", "ds_abstract": "The research process of this dataset is based on ICP-MS/MS technology for the analysis of trace impurity elements in high-purity rare earth oxide and halide reagents. The main focus is on the existing analysis methods that do not meet the detection requirements of key sensitive elements in high-purity rare earth oxide and halide. The inductively coupled plasma tandem mass spectrometry (ICP-MS/MS) analysis method for trace elements in high-purity rare earth oxide and halide reagents is carried out, and four categories and twelve types of high-purity rare earth oxide and halide reagents (La ₂ O3, CeO ₂, Nd ₂ O3, Yb ₂ O3, Sc ₂ O3, ErCl ∝, YbCl ∝, YBr ∝, NdI ∝, ErCl ∝· 6H ₂) are established. The analysis method for trace impurity elements in O, YbCl ∝· 6H ₂ O, YbOCl achieves a detection limit of key sensitive metal elements below 0.01 ppm. Meet the detection needs of high-end rare earth reagents in the scientific research field, and support the high-value and multifunctional application of rare earth strategic resources in the field of scientific research reagents.
", "ds_time_res": "", "ds_acq_place": "", "ds_space_res": "", "ds_projection": "", "ds_process_way": "In response to the problem that existing analytical methods cannot meet the requirements for detecting the content of key sensitive elements in high-purity rare earth oxides and halides, relevant research has been carried out to form the \"ICP-MS/MS analysis method and standard dataset for trace impurity elements in high-purity rare earth oxides and halides reagents\". The detection limit of key sensitive elements such as Co, Mn, Ni, etc. is not greater than 0.01 ppm. ICP-QQQ MassHunter software is used to process the experimental measurement data and summarize them into PDF format analysis methods and standard files, providing technical support and standard data reference for trace impurity detection. Four types of 12 high-purity rare earth oxide and halide reagents (La ₂ O3, CeO ₂, Nd ₂ O3, Yb ₂ O3, Sc ₂ O3, ErCl N3, YbCl N3, YBr N3, NdI N3, ErCl ③· 6H ₂ O, YbCl ③· 6H ₂ O, YbOCl) were used as research objects. Inductively coupled plasma tandem mass spectrometry (ICP-MS/MS) was used to conduct trace impurity element analysis experiments. The experimental process covered key links such as sample dissolution, mass spectrometry interference research, and instrument parameter optimization. The accuracy of the method was verified through standard substance comparison and quality control sample analysis. Mainly including: research on sample dissolution methods, mass spectrometry interference of target elements, optimization of inductively coupled plasma tandem mass spectrometry (ICP-MS/MS) parameters, matrix effects, selection of internal standard elements, linearity of working curves and method detection limits, sample determination and spiked recovery tests, etc., and verifying the accuracy and reliability of analysis data through standard substance comparison, statistical recovery rate, precision, etc., synchronously constructing a supporting standard dataset.
", "ds_ref_instruction": "" } }, "submit_center_id": "ncdc", "data_level": 0, "recommendation_value": 0, "license_type": "https://creativecommons.org/licenses/by/4.0/", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "高纯稀土氧化物和卤化物", "ICP-MS/MS", "痕量元素" ], "ds_subject_tags": [ "工程与技术科学基础学科" ], "ds_class_tags": [], "ds_locus_tags": [], "ds_time_tags": [], "ds_contributors": [ { "true_name": "陈雄飞", "email": "chenxiongfei@gbtcgroup.com", "work_for": "国合通用测试评价认证股份公司", "country": "中国" }, { "true_name": "赵艳", "email": "zhaoyan@gbtcgroup.com", "work_for": "国标（北京）检验认证有限公司", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "赵艳", "email": "zhaoyan@gbtcgroup.com", "work_for": "国标（北京）检验认证有限公司", "country": "中国" } ], "ds_managers": [ { "true_name": "陈雄飞", "email": "chenxiongfei@gbtcgroup.com", "work_for": "国合通用测试评价认证股份公司", "country": "中国" } ], "category": "其他" }