Article(id=1156641067026997988, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1156641064711742158, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1753694319731, onlineDateStr=2025-07-28, pubDate=1709827200000, pubDateStr=2024-03-08, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753694319731, onlineIssueDateStr=2025-07-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753694319731, creator=13701087609, updateTime=1753694319731, updator=13701087609, issue=Issue{id=1156641064711742158, tenantId=1146029695717560320, journalId=1146119944283992078, year='2024', volume='2', issue='3', pageStart='1', pageEnd='124', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1753694319178, creator=13701087609, updateTime=1753694430360, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1156641531088986963, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1156641064711742158, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1156641531088986964, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1156641064711742158, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=38, endPage=42, ext={EN=ArticleExt(id=1156641067438039787, articleId=1156641067026997988, tenantId=1146029695717560320, journalId=1146119944283992078, language=EN, title=Uncertainty evaluation for the determination of heavy metals content in municipal sludge by microwave high-pressure digestion-inductively coupled plasma, columnId=1156641065621906129, journalTitle=Laboratory Testing, columnName=Innovative Applications, runingTitle=null, highlight=null, articleAbstract=
Objective The microwave digestion procedure was not clearly described in the previous standard, which affected the systematic analysis of measurement factors. Methods The heavy metals in municipal sludge was determined by the microwave high-pressure digestion-ICP. A mathematical model for heavy metals measurement in the municipal sludge was established. Results The main sources of uncertainty come from ICP instrument, sample weighing and calibration curve fitting. Conclusion Countermeasures and suggestions for reducing the uncertainty were introduced, which may provided technical basis for improving the accuracy of heavy metals measurement.
, correspAuthors=Jue ZHANG, authorNote=null, correspAuthorsNote=
ZHANG Jue, Master, Guangzhou Water Sewage Purification Co., Ltd., Guangzhou 510000, China. E-mail:
juezhang272@163.com, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Jue ZHANG), CN=ArticleExt(id=1156641071267439439, articleId=1156641067026997988, tenantId=1146029695717560320, journalId=1146119944283992078, language=CN, title=微波高压消解-电感耦合等离子体发射光谱法测定城市污泥重金属含量的不确定度评定, columnId=1151957373175820401, journalTitle=实验室检测, columnName=创新应用, runingTitle=null, highlight=null, articleAbstract=
目的 现行的标准尚未对微波消解程序进行明确描述,影响了不确定测量因素的系统分析。方法 采用微波高压消解-电感耦合等离子体发射光谱法(inductively coupled plasma, ICP)测定城市污泥的重金属含量,建立了城市污泥重金属测量的数学模型。结果 该方法分析中最大不确定度分量主要来源于 ICP 仪、含水率测量中的样品称量、标准曲线拟合3个方面。结论 提出了降低不确定度的对策与建议,为后续的测量准确性提供了技术依据。
, correspAuthors=张珏, authorNote=null, correspAuthorsNote=
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, authorsList=张珏)}, authors=[Author(id=1156663218673148851, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=juezhang272@163.com, emailSecond=null, emailThird=null, correspondingAuthor=1, authorType=1, ext={EN=AuthorExt(id=1156663218731869109, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, authorId=1156663218673148851, language=EN, stringName=Jue ZHANG, firstName=Jue, middleName=null, lastName=ZHANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
*, address=null, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1156663218798977975, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, authorId=1156663218673148851, language=CN, stringName=张珏, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
*, address=null, bio={"content":"
张珏,硕士,研究方向为环境监测与水污染治理。
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张珏,硕士,研究方向为环境监测与水污染治理。
, aboutCorrespAuthor=null)}, companyList=null)], keywords=[Keyword(id=1156663219239379903, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=EN, orderNo=1, keyword=microwave high-pressure digestion-ICP), Keyword(id=1156663219306488769, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=EN, orderNo=2, keyword=municipal sludge), Keyword(id=1156663219352626114, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=EN, orderNo=3, keyword=uncertainty), Keyword(id=1156663219407152067, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=CN, orderNo=1, keyword=微波高压消解-ICP法), Keyword(id=1156663219461678020, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=CN, orderNo=2, keyword=城市污泥), Keyword(id=1156663219516203973, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=CN, orderNo=3, keyword=重金属), Keyword(id=1156663219562341318, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=CN, orderNo=4, keyword=不确定度评定)], refs=[Reference(id=1156663221797905384, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, doi=null, pmid=null, pmcid=null, year=2010, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=null, journalName=null, refType=null, unstructuredReference=GB 24188-2009 城镇污水处理厂污泥泥质[S]. 中华人民共和国国家质量监督检验检疫总局, 中国国家标准化管理委员会,
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2012., articleTitle=JJF 1059.1-2012 测量不确定度评定与表示, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1156663218589262767, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, xref=1, ext=[AuthorCompanyExt(id=1156663218597651375, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, companyId=1156663218589262767, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 Guangzhou Water Sewage Purification Co., Ltd. Guangzhou 510000 China), AuthorCompanyExt(id=1156663218606039984, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, companyId=1156663218589262767, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 广州市净水有限公司 广州 510000)])], figs=[ArticleFig(id=1156663221302977503, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=EN, label=Fig. 1, caption=
The standard curve, figureFileSmall=+MNhfh04VQcBvp1CS/H2JQ==, figureFileBig=iogBhcbr09PaNVNnHBeMTw==, tableContent=null), ArticleFig(id=1156663221370086369, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=CN, label=图 1, caption=
标准曲线图, figureFileSmall=+MNhfh04VQcBvp1CS/H2JQ==, figureFileBig=iogBhcbr09PaNVNnHBeMTw==, tableContent=null), ArticleFig(id=1156663221441389538, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=EN, label=Table 1, caption=
Uncertainty introduced by a series of standard solution, figureFileSmall=null, figureFileBig=null, tableContent=
| 标准溶液移取 体积/mL | 量具误差 | 温度变化 | 相对标准不确 定度 |
| 允许误差/mL | 量具误差引入不确 定度/mL | 温度变化/℃ | 水的膨胀系数/℃ | 温度变化引入不 确定度/mL |
| 1 | $\pm {0.007}$ | 0.0029 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00061 | 0.00296 |
| 5 | $\pm {0.015}$ | 0.0062 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00304 | 0.00139 |
| 10 | $\pm {0.020}$ | 0.0082 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00607 | 0.00102 |
| 15 | $\pm {0.025}$ | 0.0102 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00910 | 0.00092 |
| 20 | $\pm {0.030}$ | 0.0123 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.01213 | 0.00087 |
| 移取标准溶液引入的相对不确定度 | ${u}_{\text{rel }}\left( w\right)= \sqrt{{0.00296}^{2}+ {0.00139}^{2}+ {0.00102}^{2}+ {0.00092}^{2}+ {0.00087}^{2}}= {3.652}\times {10}^{-3}$ |
), ArticleFig(id=1156663221529469923, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=CN, label=表 1, caption=
配制标准 (系列) 溶液引入的不确定度, figureFileSmall=null, figureFileBig=null, tableContent=
| 标准溶液移取 体积/mL | 量具误差 | 温度变化 | 相对标准不确 定度 |
| 允许误差/mL | 量具误差引入不确 定度/mL | 温度变化/℃ | 水的膨胀系数/℃ | 温度变化引入不 确定度/mL |
| 1 | $\pm {0.007}$ | 0.0029 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00061 | 0.00296 |
| 5 | $\pm {0.015}$ | 0.0062 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00304 | 0.00139 |
| 10 | $\pm {0.020}$ | 0.0082 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00607 | 0.00102 |
| 15 | $\pm {0.025}$ | 0.0102 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.00910 | 0.00092 |
| 20 | $\pm {0.030}$ | 0.0123 | $\pm 5$ | ${2.10}\times {10}^{-4}$ | 0.01213 | 0.00087 |
| 移取标准溶液引入的相对不确定度 | ${u}_{\text{rel }}\left( w\right)= \sqrt{{0.00296}^{2}+ {0.00139}^{2}+ {0.00102}^{2}+ {0.00092}^{2}+ {0.00087}^{2}}= {3.652}\times {10}^{-3}$ |
), ArticleFig(id=1156663221592384484, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=EN, label=Table 2, caption=
Relative standard uncertainty, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 来源 | 符号 | 测量不确定度 |
| 1 | 标准样品 | ${u}_{\text{rel }}\left(\rho \right)$ | 0.0035 |
| 2 | 样品定容 | ${u}_{\text{rel }}\left({V}_{1}\right)\text{、}{u}_{\text{rel }}\left({V}_{2}\right)$ | ${1.022}\times {10}^{-3}\text{、}{7.035}\times {10}^{-4}$ |
| 3 | 移取标准样品溶液 | ${u}_{\text{rel }}\left(\omega \right)$ | ${3.652}\times {10}^{-3}$ |
| 4 | 重金属样品称量 | ${u}_{\text{rel }}\left( m\right)$ | ${2.0511}\times {10}^{-3}$ |
| 5 | 标准曲线拟合 | ${u}_{\text{rel }}\left( y\right)$ | 0.0122 |
| 6 | 重金属重复性测量 | ${u}_{\text{rel }}\left( R\right)$ | 0.0056 |
| 7 | ICP 光谱仪 | ${u}_{\text{rel }}\left( P\right)$ | 0.016 |
| 8 | 含水率样品称量 | ${u}_{\text{rel }}\left( M\right)$ | 0.01443 |
| 9 | 含水率重复性测量 | ${u}_{\text{rel }}\left( f\right)$ | ${1.252}\times {10}^{-3}$ |
), ArticleFig(id=1156663221655299045, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156641067026997988, language=CN, label=表 2, caption=
相对标准不确定度分量, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 来源 | 符号 | 测量不确定度 |
| 1 | 标准样品 | ${u}_{\text{rel }}\left(\rho \right)$ | 0.0035 |
| 2 | 样品定容 | ${u}_{\text{rel }}\left({V}_{1}\right)\text{、}{u}_{\text{rel }}\left({V}_{2}\right)$ | ${1.022}\times {10}^{-3}\text{、}{7.035}\times {10}^{-4}$ |
| 3 | 移取标准样品溶液 | ${u}_{\text{rel }}\left(\omega \right)$ | ${3.652}\times {10}^{-3}$ |
| 4 | 重金属样品称量 | ${u}_{\text{rel }}\left( m\right)$ | ${2.0511}\times {10}^{-3}$ |
| 5 | 标准曲线拟合 | ${u}_{\text{rel }}\left( y\right)$ | 0.0122 |
| 6 | 重金属重复性测量 | ${u}_{\text{rel }}\left( R\right)$ | 0.0056 |
| 7 | ICP 光谱仪 | ${u}_{\text{rel }}\left( P\right)$ | 0.016 |
| 8 | 含水率样品称量 | ${u}_{\text{rel }}\left( M\right)$ | 0.01443 |
| 9 | 含水率重复性测量 | ${u}_{\text{rel }}\left( f\right)$ | ${1.252}\times {10}^{-3}$ |
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