Article(id=1324044793260671201, tenantId=1146029695717560320, journalId=1227665162245664772, issueId=1324044701648695723, articleNumber=null, orderNo=null, doi=10.20043/j.cnki.MPM.202601346, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1768924800000, receivedDateStr=2026-01-21, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793606478276, onlineDateStr=2026-11-02, pubDate=1779638400000, pubDateStr=2026-05-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793606478276, onlineIssueDateStr=2026-11-02, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793606478276, creator=13701087609, updateTime=1793606478276, updator=13701087609, issue=Issue{id=1324044701648695723, tenantId=1146029695717560320, journalId=1227665162245664772, year='2026', volume='53', issue='10', pageStart='1729', pageEnd='1920', issueExtLink='null', onlineDate='null', pubDate='1779638400000', pubDateStr='2026-05-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793606456434, creator='13701087609', updateTime=1793670074552, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1324311535425815306, tenantId=1146029695717560320, journalId=1227665162245664772, issueId=1324044701648695723, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1324311535425815307, tenantId=1146029695717560320, journalId=1227665162245664772, issueId=1324044701648695723, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=1791, endPage=1797, ext={EN=ArticleExt(id=1324044793633964258, articleId=1324044793260671201, tenantId=1146029695717560320, journalId=1227665162245664772, language=EN, title=Investigation of per- and polyfluoroalkyl substances contamination in livestock products from Inner Mongolia and dietary exposure assessment, columnId=1228016572783063333, journalTitle=Modern Preventive Medicine, columnName=Nutrition and Food Hygiene, runingTitle=null, highlight=null, articleAbstract=
Objective

To investigate the contamination status and distribution characteristics of perfluoroalkyl and polyfluoroalkyl substances (PFASs) in liquid milk and livestock meat in Inner Mongolia, to assess the health risks of dietary exposure in the population, to provide a scientific basis for national food safety risk assessment, and to promote the formulation and implementation of PFASs prevention and control measures.

Methods

Samples of locally produced liquid milk and livestock meat were collected from 12 leagues and cities in Inner Mongolia. High-performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) was used to detect and analyze 23 PFASs in the samples. The estimated daily intake (EDI), estimated weekly intake (EWI), and hazard quotient (HQ) methods were applied to conduct an exposure assessment on the total intake of perfluorooctanoic acid (PFOA), perfluorooctane sulfonate (PFOS), perfluorononanoic acid (PFNA), and perfluorohexane sulfonate (PFHxS) through liquid milk and livestock meat consumption among the population in Inner Mongolia.

Results

A total of 454 liquid milk and livestock meat samples were collected, including 214 liquid milk samples and 240 livestock meat samples. The detection results showed that the overall detection rate of 23 PFASs in liquid milk samples was 48.13% (103/214). The predominant compounds detected were perfluorobutanoic acid (PFBA), PFHxS, and perfluoropentanoic acid (PFPeA), with detection rates of 31.31% (67/214), 13.08% (28/214), and 11.21% (24/214), respectively. The overall detection rate of PFASs in livestock meat samples was 59.17% (142/240). The compounds with higher detection rates were PFPeA, potassium perfluorooctanesulfonate (PFOS), and PFBA, with detection rates of 23.75% (57/240), 20.83% (50/240), and 19.58% (47/240), respectively. The assessment results indicated that the HQs for the total intake of PFOA, PFOS, PFNA, and PFHxS through liquid milk and livestock meat in the Inner Mongolia population were all<1.

Conclusion

The contamination level of PFASs in liquid milk and livestock meat in Inner Mongolia is relatively low, and the dietary exposure risk of total PFOA, PFOS, PFNA, and PFHxS through liquid milk and livestock meat consumption is low.

, authors=Qian WANG1, Zhao-liang WANG2, Chao ZHANG2, Chun-xia CHANG2, Kun HOU2, Jia-ning LI2, Hui-min SHANG2, Yun-xia PU2, authorsList=Qian WANG, Zhao-liang WANG, Chao ZHANG, Chun-xia CHANG, Kun HOU, Jia-ning LI, Hui-min SHANG, Yun-xia PU, authorCompany=null, correspAuthors=Yun-xia PU, authorNote=null, correspAuthorsNote=null, 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, fund=null), CN=ArticleExt(id=1324044795118747881, articleId=1324044793260671201, tenantId=1146029695717560320, journalId=1227665162245664772, language=CN, title=内蒙古地区典型畜产品中全氟和多氟烷基化合物污染调查与膳食暴露评估, columnId=1228016573034721597, journalTitle=现代预防医学, columnName=营养与食品卫生, runingTitle=null, highlight=null, articleAbstract=
目的

掌握内蒙古地区液态乳与畜肉中全氟和多氟烷基化合物(perfluoroalkyl and polyfluoroalkyl substances,PFASs)的污染状况及其分布特征,评估其人群膳食暴露健康风险,为国家开展食品安全风险评估提供科学依据,推动PFASs防控措施的制定与实施。

方法

采集内蒙古地区12个盟市地产液态乳与畜肉样本,采用高效液色谱-串联质谱法对样本中23种全氟和多氟烷基化合物进行检测与分析,采用日均摄入量(EDI)与每周膳食暴露量(EWI)与危害商(HQ)法对内蒙古地区人群通过液态乳与畜肉摄入的全氟辛酸(Perfluorooctanoic Acid PFOA)、全氟辛烷磺酸(Perfluorooctane Sulfonate PFOS)、全氟壬酸(Perfluorononanoic Acid PFNA)、全氟己烷磺酸(Perfluorohexane Sulfonate PFHxS)总量开展暴露评估。

结果

共采集液态乳与畜肉样本454份,其中液态乳样本214份,畜肉样本240份。检测结果显示液态乳样本中23种PFASs的总体检出率为48.13%(103/214),检出率较高的为全氟丁烷羧酸(Perfluorobutanoic acid PFBA)、PFHxS、全氟戊烷羧酸(Perfluoropentanoic acid PFPeA),检出率分别为31.31%(67/214)、13.08%(28/214)、11.21%(24/214);畜肉样本中PFASs的总体检出率为59.17%(142/240),检出率较高为PFPeA、全氟辛烷磺酸钾(Potassium perfluorooctanesulfonate PFOS)、PFBA,检出率分别为23.75%(57/240)、20.83%(50/240)、19.58%(47/240);评估结果表明,内蒙古地区人群通过液态乳与畜肉摄入的PFOA、PFOS、PFNA、PFHxS的总量的危害商均<1。

结论

内蒙古地区液态乳与畜肉中PFASs污染水平较低,人群通过液态乳与畜肉摄入的PFOA、PFOS、PFNA、PFHxS膳食暴露风险较低。

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王茜(2000—),女,硕士在读,研究方向:食品安全风险监测与评估

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蒲云霞,E-mail:
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(In Chinese), articleTitle=Pollution status and dietary exposure assessment of per-and polyfluoroalkyl substances in animal-derived food sold in Hu’nan Province, refAbstract=null), Reference(id=1324044916871017134, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, doi=null, pmid=null, pmcid=null, year=2025, volume=37, issue=7, pageStart=556, pageEnd=561, url=null, language=null, rfNumber=[34], rfOrder=51, authorNames=谷臣琳, 杨京津, 罗宝章, journalName=上海预防医学, refType=null, unstructuredReference=谷臣琳,杨京津,罗宝章,等. 上海市动物源性食品中全氟化合物污染健康风险评估[J]. 上海预防医学,2025, 37(7):556-561., articleTitle=上海市动物源性食品中全氟化合物污染健康风险评估, refAbstract=null), Reference(id=1324044916975874735, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, doi=null, pmid=null, pmcid=null, year=2025, volume=37, issue=7, pageStart=556, pageEnd=561, url=null, language=null, rfNumber=[34], rfOrder=52, authorNames=Gu CL, Yang JJ, Luo BZ, journalName=Shanghai Journal of Preventive Medicine, refType=null, unstructuredReference=Gu CL, Yang JJ, Luo BZ, et al. Health risk assessment of per-and polyfluoroalkyl substances contamination in animal-derived foods in Shanghai[J]. Shanghai Journal of Preventive Medicine, 2025, 37(7): 556-561. (In Chinese), articleTitle=Health risk assessment of per-and polyfluoroalkyl substances contamination in animal-derived foods in Shanghai, refAbstract=null), Reference(id=1324044917290447536, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, doi=null, pmid=null, pmcid=null, year=2010, volume=80, issue=10, pageStart=1137, pageEnd=1143, url=null, language=null, rfNumber=[35], rfOrder=53, authorNames=Haug LS, Salihovic S, Jogsten IE, journalName=Chemosphere, refType=null, unstructuredReference=Haug LS, Salihovic S, Jogsten IE, et al. Levels in food and beverages and daily intake of perfluorinated compounds in Norway[J]. Chemosphere, 2010, 80(10): 1137-1143., articleTitle=Levels in food and beverages and daily intake of perfluorinated compounds in Norway, refAbstract=null)], funds=[Fund(id=1324044901234651769, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, awardId=2021GG0119, language=CN, fundingSource=内蒙古自治区科技计划项目(2021GG0119), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1324044893349360182, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, xref=1., ext=[AuthorCompanyExt(id=1324044893357748791, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, companyId=1324044893349360182, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=School of Public Health, Baotou Medical College, Baotou, Inner Mongolia 014010, China), AuthorCompanyExt(id=1324044893370331704, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, companyId=1324044893349360182, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1.包头医学院公共卫生学院,内蒙古 包头 014010)]), AuthorCompany(id=1324044893454217785, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, xref=2., ext=[AuthorCompanyExt(id=1324044893462606394, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, companyId=1324044893454217785, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=2.内蒙古自治区疾病预防控制中心)])], figs=[ArticleFig(id=1324044898520937073, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=EN, label=Table 1, caption=

Detailed information on the limits of quantification and detection for 23 PFASs

, figureFileSmall=null, figureFileBig=null, tableContent=
中文名称英文名称缩略语CAS登录号检出限
(LOD,μg/kg)
定量限
(LOQ,μg/kg)
全氟丁烷羧酸Perfluorobutanoic acidPFBA375-22-40.020.06
全氟戊烷羧酸Perfluoropentanoic acidPFPeA2706-90-30.020.06
全氟己烷羧酸Perfluorohexanoic acidPFHxA307-24-40.010.03
全氟庚烷羧酸Perfluoro heptanoic acidPFHpA375-85-90.010.03
全氟辛烷羧酸Perfluorooctanoic acidPFOA335-67-10.010.03
全氟壬烷羧酸Perfluorononanoic acidPFNA375-95-10.010.03
全氟癸烷羧酸Perfluorodecanoic acidPFDA335-76-20.010.03
全氟十一烷羧酸Perfluoroundecanoic acidPFUdA2058-94-80.010.03
全氟十二烷羧酸Perfluorododecanoic acidPFDoA307-55-10.010.03
全氟十三烷羧酸Perfluorotridecanoic acidPFTrDA72629-94-80.010.03
全氟十四烷羧酸Perfluorotetradecanoic acidPFTeDA376-06-70.010.03
全氟十六烷羧酸Perfluorohexadecanoic acidPFHx DA67905-19-50.010.03
全氟十八烷羧酸Perfluorooctadecanoic acidPFODA16517-11-60.010.03
全氟丁烷磺酸钾Potassium Perfluorobutanesulfonate acidPFBS29420-49-30.010.03
全氟己烷磺酸钠Sodium PerfluorohexanesulfonatePFHxS82382-12-50.010.03
全氟辛烷磺酸钾Potassium perfluorooctanesulfonatePFOS2795-39-30.010.03
全氟癸烷磺酸钠Sodium perfluorodecanesulfonatePFDS2806-15-70.010.03
全氟戊烷磺酸Perfluoropentanesulfonic acidPFPeS2706-91-40.010.03
全氟庚烷磺酸Perfluoroheptanesulfonic acidPFHpS375-92-80.010.03
全氟壬烷磺酸perfluorononanesulfonic acidPFNS98789-57-20.010.03
4.8-二氧杂-3H-全氟壬酸4,8-Dioxa-3H-perfluorononanoic acidADONA919005-14-40.010.03
6: 2 氯代多氟烷基醚磺酸盐6: 2 chlorinated polyfluorinated ether sulfonate6:2Cl-PFESA73606-19-60.010.03
8: 2氯代多氟烷基醚磺酸盐8: 2 chlorinated polyfluorinated ether sulfonate8:2Cl-PFESA83329-89-90.010.03
), ArticleFig(id=1324044898625794674, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=CN, label=表1, caption=

23种PFASs定量限与检出限的详细信息

, figureFileSmall=null, figureFileBig=null, tableContent=
中文名称英文名称缩略语CAS登录号检出限
(LOD,μg/kg)
定量限
(LOQ,μg/kg)
全氟丁烷羧酸Perfluorobutanoic acidPFBA375-22-40.020.06
全氟戊烷羧酸Perfluoropentanoic acidPFPeA2706-90-30.020.06
全氟己烷羧酸Perfluorohexanoic acidPFHxA307-24-40.010.03
全氟庚烷羧酸Perfluoro heptanoic acidPFHpA375-85-90.010.03
全氟辛烷羧酸Perfluorooctanoic acidPFOA335-67-10.010.03
全氟壬烷羧酸Perfluorononanoic acidPFNA375-95-10.010.03
全氟癸烷羧酸Perfluorodecanoic acidPFDA335-76-20.010.03
全氟十一烷羧酸Perfluoroundecanoic acidPFUdA2058-94-80.010.03
全氟十二烷羧酸Perfluorododecanoic acidPFDoA307-55-10.010.03
全氟十三烷羧酸Perfluorotridecanoic acidPFTrDA72629-94-80.010.03
全氟十四烷羧酸Perfluorotetradecanoic acidPFTeDA376-06-70.010.03
全氟十六烷羧酸Perfluorohexadecanoic acidPFHx DA67905-19-50.010.03
全氟十八烷羧酸Perfluorooctadecanoic acidPFODA16517-11-60.010.03
全氟丁烷磺酸钾Potassium Perfluorobutanesulfonate acidPFBS29420-49-30.010.03
全氟己烷磺酸钠Sodium PerfluorohexanesulfonatePFHxS82382-12-50.010.03
全氟辛烷磺酸钾Potassium perfluorooctanesulfonatePFOS2795-39-30.010.03
全氟癸烷磺酸钠Sodium perfluorodecanesulfonatePFDS2806-15-70.010.03
全氟戊烷磺酸Perfluoropentanesulfonic acidPFPeS2706-91-40.010.03
全氟庚烷磺酸Perfluoroheptanesulfonic acidPFHpS375-92-80.010.03
全氟壬烷磺酸perfluorononanesulfonic acidPFNS98789-57-20.010.03
4.8-二氧杂-3H-全氟壬酸4,8-Dioxa-3H-perfluorononanoic acidADONA919005-14-40.010.03
6: 2 氯代多氟烷基醚磺酸盐6: 2 chlorinated polyfluorinated ether sulfonate6:2Cl-PFESA73606-19-60.010.03
8: 2氯代多氟烷基醚磺酸盐8: 2 chlorinated polyfluorinated ether sulfonate8:2Cl-PFESA83329-89-90.010.03
), ArticleFig(id=1324044898789372531, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=EN, label=Table 2, caption=

Detection results and statistical analysis table of PFASs in livestock meat and liquid milk

, figureFileSmall=null, figureFileBig=null, tableContent=
化合物类别液态乳牛肉羊肉
均值
(μg/kg)
P95
(μg/kg)
最大值
(μg/kg)
检出率
(%)
均值
(μg/kg)
P95
(μg/kg)
最大值
(μg/kg)
检出率
(%)
均值
(μg/kg)
P95
(μg/kg)
最大值
(μg/kg)
检出率
(%)
ADONA0.005 30.005 00.035 00.940.005 00.005 00.005 00.000.005 00.005 00.005 00.00
6:2Cl-PFESA0.007 80.039 00.043 08.410.005 30.005 00.039 00.880.005 50.005 00.040 01.57
8:2Cl-PFESA0.005 10.005 00.018 00.940.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFBS0.005 10.005 00.019 00.470.005 00.005 00.005 00.000.005 80.005 00.112 00.79
PFHpS0.005 10.005 00.022 00.940.005 30.005 00.025 01.770.005 00.005 00.005 00.00
PFHpA0.005 00.005 00.011 00.470.005 10.005 00.013 01.770.005 00.005 00.005 00.00
PFDS0.005 10.005 00.031 00.940.005 80.005 00.068 02.660.005 00.005 00.005 00.00
PFDA0.005 10.005 00.024 00.470.006 20.015 00.032 07.970.005 90.005 00.055 03.94
PFHxS0.005 70.011 00.016 013.080.006 80.014 00.044 013.270.008 90.029 00.082 018.11
PFHxA0.007 60.005 00.472 04.210.005 40.005 00.021 03.540.006 70.010 00.149 06.30
PFNS0.005 10.005 00.018 00.940.005 10.005 00.018 00.880.005 10.005 00.011 00.79
PFNA0.005 10.005 00.027 00.470.007 30.005 00.006 06.200.005 20.005 00.023 01.57
PFOdA0.005 00.005 00.005 00.000.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFDoA0.005 30.005 00.065 00.940.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFHxDA0.005 70.005 00.101 01.400.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFTrDA0.005 00.005 00.005 00.000.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFTeDA0.005 20.005 00.028 01.400.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFUdA0.005 10.005 00.028 00.470.005 00.005 00.005 00.000.006 40.005 00.091 03.15
PFPeS0.005 10.005 00.020 40.940.005 10.005 00.017 00.880.006 40.005 00.102 02.36
PFPeA0.034 00.008 01.060 011.220.112 00.377 04.160 021.240.081 20.354 02.360 026.98
PFOS0.005 50.005 00.031 05.140.018 70.094 00.176 028.320.010 00.035 00.114 014.17
PFOA0.005 60.005 00.118 00.940.005 80.005 00.047 02.660.005 70.005 00.037 03.94
PFBA0.070 20.247 04.220 031.310.040 00.260 00.428 019.470.044 00.135 01.220 019.68
总计--48.13--61.94--56.69
), ArticleFig(id=1324044898869064308, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=CN, label=表2, caption=

液态乳与畜肉中PFASs的检测结果与统计分析表

, figureFileSmall=null, figureFileBig=null, tableContent=
化合物类别液态乳牛肉羊肉
均值
(μg/kg)
P95
(μg/kg)
最大值
(μg/kg)
检出率
(%)
均值
(μg/kg)
P95
(μg/kg)
最大值
(μg/kg)
检出率
(%)
均值
(μg/kg)
P95
(μg/kg)
最大值
(μg/kg)
检出率
(%)
ADONA0.005 30.005 00.035 00.940.005 00.005 00.005 00.000.005 00.005 00.005 00.00
6:2Cl-PFESA0.007 80.039 00.043 08.410.005 30.005 00.039 00.880.005 50.005 00.040 01.57
8:2Cl-PFESA0.005 10.005 00.018 00.940.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFBS0.005 10.005 00.019 00.470.005 00.005 00.005 00.000.005 80.005 00.112 00.79
PFHpS0.005 10.005 00.022 00.940.005 30.005 00.025 01.770.005 00.005 00.005 00.00
PFHpA0.005 00.005 00.011 00.470.005 10.005 00.013 01.770.005 00.005 00.005 00.00
PFDS0.005 10.005 00.031 00.940.005 80.005 00.068 02.660.005 00.005 00.005 00.00
PFDA0.005 10.005 00.024 00.470.006 20.015 00.032 07.970.005 90.005 00.055 03.94
PFHxS0.005 70.011 00.016 013.080.006 80.014 00.044 013.270.008 90.029 00.082 018.11
PFHxA0.007 60.005 00.472 04.210.005 40.005 00.021 03.540.006 70.010 00.149 06.30
PFNS0.005 10.005 00.018 00.940.005 10.005 00.018 00.880.005 10.005 00.011 00.79
PFNA0.005 10.005 00.027 00.470.007 30.005 00.006 06.200.005 20.005 00.023 01.57
PFOdA0.005 00.005 00.005 00.000.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFDoA0.005 30.005 00.065 00.940.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFHxDA0.005 70.005 00.101 01.400.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFTrDA0.005 00.005 00.005 00.000.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFTeDA0.005 20.005 00.028 01.400.005 00.005 00.005 00.000.005 00.005 00.005 00.00
PFUdA0.005 10.005 00.028 00.470.005 00.005 00.005 00.000.006 40.005 00.091 03.15
PFPeS0.005 10.005 00.020 40.940.005 10.005 00.017 00.880.006 40.005 00.102 02.36
PFPeA0.034 00.008 01.060 011.220.112 00.377 04.160 021.240.081 20.354 02.360 026.98
PFOS0.005 50.005 00.031 05.140.018 70.094 00.176 028.320.010 00.035 00.114 014.17
PFOA0.005 60.005 00.118 00.940.005 80.005 00.047 02.660.005 70.005 00.037 03.94
PFBA0.070 20.247 04.220 031.310.040 00.260 00.428 019.470.044 00.135 01.220 019.68
总计--48.13--61.94--56.69
), ArticleFig(id=1324044899036836469, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=EN, label=Table 3, caption=

The assessment results of PFASs(PFOA + PFNA + PFHxS + PFOS)exposure in liquid milk and livestock meat

, figureFileSmall=null, figureFileBig=null, tableContent=
食品种类日均消费量
(g/d)
EDI
[ng/(kg·d)]
EWI
[ng/(kg·d)]
HQ
液态乳65.670.0240.1680.038
牛肉12.000.0080.0560.012
羊肉25.230.0120.0840.020
合计102.900.0440.3080.070
), ArticleFig(id=1324044899154276982, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=CN, label=表3, caption=

液态乳与畜肉中PFASs(PFOA+PFNA+PFHxS+PFOS)的暴露评估结果

, figureFileSmall=null, figureFileBig=null, tableContent=
食品种类日均消费量
(g/d)
EDI
[ng/(kg·d)]
EWI
[ng/(kg·d)]
HQ
液态乳65.670.0240.1680.038
牛肉12.000.0080.0560.012
羊肉25.230.0120.0840.020
合计102.900.0440.3080.070
), ArticleFig(id=1324044900957827703, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=EN, label=Table 4, caption=

Exposure assessment results of PFASs (PFOA+PFNA+PFHxS+PFOS) in liquid milk and livestock meat across different age groups

, figureFileSmall=null, figureFileBig=null, tableContent=
组别日均消费量
(g/d)
EDI
(ng/(kg·d)
EWI
(ng/(kg·d)
HQHQ所占比例(%)
3~14111.010.2992.0930.47632
15~4493.840.1250.8750.19914
45~5994.710.1270.8890.20214
60~74127.460.1731.2110.27619
≥75岁138.460.1981.3860.31521
), ArticleFig(id=1324044901041713784, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1324044793260671201, language=CN, label=表4, caption=

不同年龄组(岁)液态乳与畜肉中的PFASs(PFOA+PFNA+PFHxS+PFOS)的暴露评估结果

, figureFileSmall=null, figureFileBig=null, tableContent=
组别日均消费量
(g/d)
EDI
(ng/(kg·d)
EWI
(ng/(kg·d)
HQHQ所占比例(%)
3~14111.010.2992.0930.47632
15~4493.840.1250.8750.19914
45~5994.710.1270.8890.20214
60~74127.460.1731.2110.27619
≥75岁138.460.1981.3860.31521
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内蒙古地区典型畜产品中全氟和多氟烷基化合物污染调查与膳食暴露评估
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王茜 1 , 王朝亮 2 , 张超 2 , 常春霞 2 , 侯坤 2 , 李嘉凝 2 , 商慧敏 2 , 蒲云霞 2
现代预防医学 | 营养与食品卫生 2026,53(10): 1791-1797
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现代预防医学 |营养与食品卫生 2026 , 53 (10) : 1791 -1797
内蒙古地区典型畜产品中全氟和多氟烷基化合物污染调查与膳食暴露评估
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王茜1, 王朝亮2, 张超2, 常春霞2, 侯坤2, 李嘉凝2, 商慧敏2, 蒲云霞2
作者信息
  • 1.包头医学院公共卫生学院,内蒙古 包头 014010
  • 2.内蒙古自治区疾病预防控制中心
通讯作者:
蒲云霞,E-mail:
作者简介:

王茜(2000—),女,硕士在读,研究方向:食品安全风险监测与评估

Investigation of per- and polyfluoroalkyl substances contamination in livestock products from Inner Mongolia and dietary exposure assessment
Qian WANG1, Zhao-liang WANG2, Chao ZHANG2, Chun-xia CHANG2, Kun HOU2, Jia-ning LI2, Hui-min SHANG2, Yun-xia PU2
Affiliations
  • School of Public Health, Baotou Medical College, Baotou, Inner Mongolia 014010, China
出版时间: 2026-05-25 doi: 10.20043/j.cnki.MPM.202601346
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目的

掌握内蒙古地区液态乳与畜肉中全氟和多氟烷基化合物(perfluoroalkyl and polyfluoroalkyl substances,PFASs)的污染状况及其分布特征,评估其人群膳食暴露健康风险,为国家开展食品安全风险评估提供科学依据,推动PFASs防控措施的制定与实施。

方法

采集内蒙古地区12个盟市地产液态乳与畜肉样本,采用高效液色谱-串联质谱法对样本中23种全氟和多氟烷基化合物进行检测与分析,采用日均摄入量(EDI)与每周膳食暴露量(EWI)与危害商(HQ)法对内蒙古地区人群通过液态乳与畜肉摄入的全氟辛酸(Perfluorooctanoic Acid PFOA)、全氟辛烷磺酸(Perfluorooctane Sulfonate PFOS)、全氟壬酸(Perfluorononanoic Acid PFNA)、全氟己烷磺酸(Perfluorohexane Sulfonate PFHxS)总量开展暴露评估。

结果

共采集液态乳与畜肉样本454份,其中液态乳样本214份,畜肉样本240份。检测结果显示液态乳样本中23种PFASs的总体检出率为48.13%(103/214),检出率较高的为全氟丁烷羧酸(Perfluorobutanoic acid PFBA)、PFHxS、全氟戊烷羧酸(Perfluoropentanoic acid PFPeA),检出率分别为31.31%(67/214)、13.08%(28/214)、11.21%(24/214);畜肉样本中PFASs的总体检出率为59.17%(142/240),检出率较高为PFPeA、全氟辛烷磺酸钾(Potassium perfluorooctanesulfonate PFOS)、PFBA,检出率分别为23.75%(57/240)、20.83%(50/240)、19.58%(47/240);评估结果表明,内蒙古地区人群通过液态乳与畜肉摄入的PFOA、PFOS、PFNA、PFHxS的总量的危害商均<1。

结论

内蒙古地区液态乳与畜肉中PFASs污染水平较低,人群通过液态乳与畜肉摄入的PFOA、PFOS、PFNA、PFHxS膳食暴露风险较低。

内蒙古地区  /  液态乳  /  畜肉  /  调查分析  /  全氟和多氟烷基化合物  /  污染  /  暴露评估
Objective

To investigate the contamination status and distribution characteristics of perfluoroalkyl and polyfluoroalkyl substances (PFASs) in liquid milk and livestock meat in Inner Mongolia, to assess the health risks of dietary exposure in the population, to provide a scientific basis for national food safety risk assessment, and to promote the formulation and implementation of PFASs prevention and control measures.

Methods

Samples of locally produced liquid milk and livestock meat were collected from 12 leagues and cities in Inner Mongolia. High-performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) was used to detect and analyze 23 PFASs in the samples. The estimated daily intake (EDI), estimated weekly intake (EWI), and hazard quotient (HQ) methods were applied to conduct an exposure assessment on the total intake of perfluorooctanoic acid (PFOA), perfluorooctane sulfonate (PFOS), perfluorononanoic acid (PFNA), and perfluorohexane sulfonate (PFHxS) through liquid milk and livestock meat consumption among the population in Inner Mongolia.

Results

A total of 454 liquid milk and livestock meat samples were collected, including 214 liquid milk samples and 240 livestock meat samples. The detection results showed that the overall detection rate of 23 PFASs in liquid milk samples was 48.13% (103/214). The predominant compounds detected were perfluorobutanoic acid (PFBA), PFHxS, and perfluoropentanoic acid (PFPeA), with detection rates of 31.31% (67/214), 13.08% (28/214), and 11.21% (24/214), respectively. The overall detection rate of PFASs in livestock meat samples was 59.17% (142/240). The compounds with higher detection rates were PFPeA, potassium perfluorooctanesulfonate (PFOS), and PFBA, with detection rates of 23.75% (57/240), 20.83% (50/240), and 19.58% (47/240), respectively. The assessment results indicated that the HQs for the total intake of PFOA, PFOS, PFNA, and PFHxS through liquid milk and livestock meat in the Inner Mongolia population were all<1.

Conclusion

The contamination level of PFASs in liquid milk and livestock meat in Inner Mongolia is relatively low, and the dietary exposure risk of total PFOA, PFOS, PFNA, and PFHxS through liquid milk and livestock meat consumption is low.

Inner Mongolia region  /  Liquid milk  /  Livestock meat  /  Investigation and analysis  /  Polyfluoroalkyl and perfluoroalkyl substances  /  Contamination  /  Risk assessment
王茜, 王朝亮, 张超, 常春霞, 侯坤, 李嘉凝, 商慧敏, 蒲云霞. 内蒙古地区典型畜产品中全氟和多氟烷基化合物污染调查与膳食暴露评估. 现代预防医学, 2026 , 53 (10) : 1791 -1797 . DOI: 10.20043/j.cnki.MPM.202601346
Qian WANG, Zhao-liang WANG, Chao ZHANG, Chun-xia CHANG, Kun HOU, Jia-ning LI, Hui-min SHANG, Yun-xia PU. Investigation of per- and polyfluoroalkyl substances contamination in livestock products from Inner Mongolia and dietary exposure assessment[J]. Modern Preventive Medicine, 2026 , 53 (10) : 1791 -1797 . DOI: 10.20043/j.cnki.MPM.202601346
全氟和多氟烷基化合物(perfluoroalkyl and polyfluoroalkyl substances,PFASs)是一类人工合成的有机化合物,被广泛用于消防泡沫、不粘涂层、食品包装及化妆品等工业与消费品中[1-4]。由于PFASs耐高温、抗降解,因此在环境中持久存在,广泛分布在大气、土壤、水体等介质[5-12]。毒理学研究表明,PFASs暴露与发育、神经、肝脏、生殖、免疫等多系统毒性密切相关[13-17]。PFASs的暴露途径主要通过膳食摄入、空气颗粒物吸入及皮肤接触,其中膳食是最主要的暴露途径,通常情况下,PFAS会通过受污染的水源、食品包装材料以及食品加工环节进入食物链[18],食物链的富集效应使液态乳和畜肉可能成为潜在的风险食品。此外研究还发现,由于PFAS极易与蛋白质发生结合,导致肉类、蛋类和乳类等动物源性食品成为此类物质的高频检出基质[19]。2023年11月,国际官方分析化学家协会(AOAC)发布的PFASs的标准方法性能要求(SMPR 2023.003),规定在农产品、饮料、乳制品、鸡蛋、海产品、肉类及饲料中检测30种PFASs的方法开发与验证要求[20];欧盟委员会(EU)亦在2022/1431建议中提出食品中PFASs的监测要求[21]。截至目前,欧盟(2023/915)仅对PFOS、PFOA、PFNA、PFHxS四种PFASs设定限量值,其他全氟和多氟烷基化合物尚无统一标准[22]。欧洲食品安全局(EFSA)在其发布的科学意见中建议,应严格监控食品中的PFAS含量,以保护消费者健康[23]。中国生态环境部在《重点管控新污染物清单(2023年版)》中规定,禁止生产、加工和使用全氟辛基磺酸及其盐类(PFOS类)、全氟辛酸及其盐类(PFOA类)以及全氟己基磺酸及其盐类(PFHxS类)[24]。我国现有PFASs的监测数据多集中于东部沿海和中部地区的动物源性食品以及海产品等。内蒙古作为液态乳与畜肉的重要生产大省,缺乏系统的污染调查研究。本研究主要对内蒙古地产的液态乳和畜肉进行采样,采用液相色谱-串联质谱法(LC-MS/MS)对23种常见PFASs进行定量检测与分析,旨在掌握内蒙古地区液态乳与畜肉中PFASs的污染状况与分布特征,评估我区人群通过液态乳与畜肉摄入的PFOS、PFOA、PFNA、PFHxS四种PFASs的健康风险,为国家开展食品安全风险评估提供科学依据,推动PFASs防控措施的制定与实施。
2024年3月至2025年6月,在内蒙古地区12个盟市共采集畜产品样本454份,包括液态乳214份(调制乳样本56份,巴氏杀菌乳样本35份,灭菌乳样本69份,发酵乳样本54份)和畜肉样本240份(羊肉样本127份,牛肉样本113份)。样本采自内蒙古12个盟市的超市、商店、农贸市场和网店,覆盖了主要人群消费的主要环节。保证了样本的代表性。
根据《2024年国家食品污染物和有害因素风险监测工作手册》,液态乳与畜肉样品中的PFASs均采用液相色谱-串联质谱法测定样品中23种PFASs。定量限与检出限见表1。
(1)样本采集过程中的质量控制:随机抽样,要采集内蒙古地区12个盟市生产的液态乳与畜肉,采集的样本类别包括液态乳与畜肉(牛肉、羊肉),采样环节要覆盖流通环节、收购环节。(2)检测过程中的质量控制:检测PFASs时,采用全过程空白试验、平行双样测定、样本加标回收率及有证标准物质等方法进行质量控制。
本研究使用Excel 2007软件和R 4.3.1语言软件进行检测数据统计分析,运用秩和检验和χ2检验对平均含量与率进行比较分析,检验水准α=0.05。
本研究按照世界卫生组织(World Health Organization,WHO)对食品中低水平污染物可信评价的要求,当样本中PFASs含量低于LOD,则存在两种情况的处理方式。当检出率≥60%时,使用LOD来替代未检出的值。当检出率低<60%,采用LOD值的一半(1/2LOD)来替代未检出值[25]。
本研究采用危害商(Hazard quotient,HQ)评估方法对内蒙古地区居民通过畜产品摄入PFASs而面临的潜在健康风险,当HQ≥1表示人体暴露于污染物具有潜在健康风险,HQ<1表示人体暴露的潜在健康风险较低,计算公式如式(1)、式(2)、式(3)所示。
其中,EDI(Estimated Daily Intake)代表估算的日均摄入量[ng/(kg·d)],C为食品中PFASs的平均残留浓度(ng/g),IR为日均消费量(g/d)(依据国家食品安全风险评估中心(CFSA)2020年开展的中国居民食物消费量调查数据库计算得出的内蒙古地区居民日均消费量),BW为人群平均体重。2020年,欧洲食品安全局(EFSA)发布了关于全氟化合物的风险评估报告。鉴于四种全氟烷基物质(PFOS、PFOA、PFNA和PFHxS)对动物的影响、毒代动力学特征以及在人血中的浓度均类似,EFSA的食品污染物评估专家组(CONTAM小组)决定对这四种PFASs进行联合评估。根据现有的动物和人类研究,对免疫系统的影响被认为是风险评估的关键效应。在两项人体研究中,1岁和5岁儿童血清中四种PFASs总和的未观察到有害作用浓度分别为31.9 ng/ml和27.0 ng/ml。使用PBTK模型估计,1岁儿童31.9 ng/ml的血清水平相当于母体的长期暴露剂量为1.16 ng/(kg·d)。由于这四种PFASs存在随时间的累积效应,CONTAM小组确定这四种PFASs(PFOA、PFNA、PFHxS和PFOS)的TWI为4.4 ng/(kg·week)[26]。该TWI可保护人体免受其他潜在的不良反应,并以此作为评估健康危害的基准。
内蒙古地区液态乳与畜肉中PFASs总体检出率较低,为53.96%(245/454)。其中,214份液态乳中23种PFASs的总体检出率为48.13%,检出率较高的为PFBA、PFHxS、PFPeA,检出率分别为31.31%(67/214)、13.08%(28/214)、11.21%(24/214);240份畜肉中PFASs的总体检出率为59.17%(142/240),检出率较高的为PFPeA、PFOS、PFBA,检出率分别为23.75%(57/240)、20.83%(50/240)、19.58%(47/240)。采用两独立样本秩和检验对液态乳与畜肉中的含量均值(不满足正态性)进行统计学分析(检验水准α=0.05),结果表明,PFBA(P<0.001)、PFPeA(P<0.001)、PFNA(P=0.011)、PFDA(P<0.001)、6:2Cl-PFESA(P<0.001)与PFOS(P<0.001)在畜肉与液态乳中的平均含量差异有统计学意义。此外,牛肉与羊肉PFASs检出率分别为61.94%(70/113)和56.69%(72/127),两组差异无统计学意义(χ2=0.683,P=0.409);对同一种PFASs,采用两独立样本秩和检验比较不同畜肉品种的平均含量(检验水准α=0.05),结果表明,仅有PFOS在牛肉和羊肉中的平均含量差异具有统计学意义(P=0.006)。
依据内蒙古地区居民液态乳与畜肉的消费量,结合4种PFASs的总量每周容许摄入量,评估内蒙古地区居民液态乳与畜肉暴露于PFASs的EDI、EWI与HQ。结果显示内蒙古地区居民通过液态乳与畜肉摄入4种PFASs(PFOA+PFNA+PFHxS+PFOS)的HQ均<1,全人群液态乳与畜肉总HQ为0.246,其中液态乳HQ为0.038,羊肉HQ为0.020,牛肉HQ为0.012。表明内蒙古地区居民通过液态乳与畜肉暴露于PFASs导致的风险较低。见表3。
依据不同年龄组(3~14、15~44、45~59、60~74、≥75岁)液态乳与畜肉的日均消费量,对摄入PFASs的风险进行暴露评估。结果显示,HQ均<1(0.199~0.476)。见表4。
全氟和多氟烷基化合物在液态乳与畜肉中均有检出,样本总检出率分别为48.13%与59.17%。液态乳中检出率较高的为PFBA、PFHxS、PFPeA,检出率分别为31.31%(67/214)、13.08%(28/214)、11.21%(24/214);畜肉中检出率较高的为PFPeA、PFOS、PFBA,检出率分别为23.75%(57/240)、20.83%(50/240)、19.58%(47/240)。液态乳与畜肉中的全氟和多氟烷基化合物主要来自受污染的饲料和水,导致PFASs在其血液和组织中发生富集[28]。
本研究在液态乳中主要检出PFBA、PFHxS、PFPeA,检出值范围分别为ND(低于检出限)~4.220 μg/kg、LOD~0.016 μg/kg、LOD~1.060 μg/kg。2016年北京[3]市售液态乳的PFASs研究中仅检测了7种化合物,且仅检出了国内外高度关注的PFOA,检出率为23.3%,高于本研究中PFOA的检出率(0.94%);2018年成都[29]地区针对17种PFASs的研究中,检出率较高的为PFOA、PFHpA和PFHxA,其中液态乳中PFOA(0.377~3.870 μg/kg)的检出值高于本研究(ND~0.118 0 μg/kg);2025年重庆市[30]对动物源食品中PFASs的检测发现,液态乳样本中主要检出PFBA与PFPeA两种PFASs,与本研究的检出情况一致;波兰[31]一项关于液态乳中PFASs的研究显示,液态乳检出率较高的为PFOS(100.0%)、PFOA(100.0%)、PFHxS(93.3%)、PFBA(80.0%),分别高于本研究中这4种物质的检出率(5.14%、0.94%、13.08%、31.31%);瑞典[32]的液态乳PFASs检测研究中,检出率较高的为PFOS、PFOA、PFHxS,检出率均为100.0%,均高于本研究。
畜肉中PFASs的总体检出率为59.17%(142/240),检出率较高的为PFPeA、PFOS、PFBA,检出率分别为23.75%(57/240)、20.83%(50/240)、19.58%(47/240)。对比国内其他省市,北京[3]市售畜肉PFASs检测研究中,畜肉样本PFASs总检出率为66.7%,高于本研究,且牛肉与羊肉中PFHxA含量水平(ND~0.54 ng/g、ND~0.28 ng/g)均高于本研究中PFHxA的含量水平(牛肉ND~0.021 0 μg/kg;羊肉ND~0.149 0 μg/kg);湖南省的研究[33]表明,畜肉中PFASs检出率(80.5%)高于本研究(59.2%),且PFOS检出率为25.6%,也高于本研究(20.83%);2025年上海市[34]的研究中,畜肉主要检出PFBA(54.0%)、PFOA(20.8%)和PFOS(18.3%),其中PFOS低于本研究检出率(20.83%)。2010年挪威[35]针对畜肉中PFASs检测的研究表明,PFOS与PFOA的检出率均为100.0%,均高于本研究,检出值范围为0.022~0.100 μg/kg,略低于本研究(ND~0.176 0 μg/kg)。
评估结果表明,内蒙古地区人群通过液态乳与畜肉暴露于PFASs的HQ<1,表明该地区人群暴露风险处于可接受水平,提示内蒙古地区液态乳与畜肉中PFASs的污染较轻。
液态乳和畜肉作为内蒙古居民膳食蛋白的主要来源,其PFASs污染水平为当地食品安全监管提供了重要的基线数据。这些数据可用于制定区域性限值、开展人群膳食暴露评估,以及针对饮用水、空气、饲料、牧草等关键介质的纵向监测,为源头治理和政策制定提供科学依据。
本次研究的不确定性包括:(1)仅研究了内蒙古地区液态乳与畜肉两类动物源食品,未纳入蔬菜、水果、谷物及饮用水等潜在暴露途径,可能低估人群总摄入量;(2)消费量数据源自《中国居民食物消费状况调查(2020)》,后续工作将扩大食品类别覆盖范围,动态更新数据库,以提高暴露评估的时空代表性。
  • 内蒙古自治区科技计划项目(2021GG0119)
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doi: 10.20043/j.cnki.MPM.202601346
  • 接收时间:2026-01-21
  • 首发时间:2026-11-02
  • 出版时间:2026-05-25
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  • 收稿日期:2026-01-21
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    1.包头医学院公共卫生学院,内蒙古 包头 014010
    2.内蒙古自治区疾病预防控制中心

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2种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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