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tenantId=1146029695717560320, journalId=1296801528146919473, language=EN, title=The Influence of Dilution Ratio and Opacity on the Particle Size Measurement of Yogurt, columnId=1297134031947194991, journalTitle=China Dairy, columnName=QUALITY CONTROL, runingTitle=null, highlight=null, articleAbstract=[Objective]The particle size distribution of yogurt significantly affects its taste,stability,and digestibility,while the measurement results of laser particle size analyzers are susceptible to sample pretreatment conditions.[Method]This study systematically investigated the effects of different dilution ratios(1︰1~1︰20) and obscuration levels(0%~25%) on yogurt particle size measurement,aiming to establish a standardized detection method.[Result]The results showed that at a dilution ratio of 1︰10,the D50 average value was closest to the true value(20.766 μm),with the smallest relative standard deviation(RSD=1.52%) and the most concentrated particle size distribution(D90/D10=2.28).When the obscuration level was within 5%~10%,the measurement precision was optimal(RSD=1.50%).Based on these findings,a standardized operation protocol is recommended,including sample homogenization by glass rod stirring,a 1︰10 dilution ratio,and an obscuration level of 5%~10%.[Conclusion]This study provided a reliable methodological reference for quality control in dairy enterprises and academic research., authors=YANG Lihua, ZHANG Chunjie, GUO Minggang, YANG Yun, LIANG Fengling, GUO Bairu, CHEN juan, CUI Yongjing, ZHANG Pengpeng, authorsList=YANG Lihua, ZHANG Chunjie, GUO Minggang, YANG Yun, LIANG Fengling, GUO Bairu, CHEN juan, CUI Yongjing, ZHANG Pengpeng, authorCompany=Mengniu Dairy(Jiaozuo) Co.,Ltd.,Jiaozuo Henan 454000, correspAuthors=null, 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=1321413608047755782, articleId=1321413606701384196, tenantId=1146029695717560320, journalId=1296801528146919473, language=CN, title=稀释比例与遮光度对酸奶粒径测定的影响, columnId=1297134032135938673, journalTitle=中国乳业, columnName=质量安全, runingTitle=null, highlight=null, articleAbstract=[目的]酸奶的粒径分布对其口感、稳定性和消化吸收具有重要影响,而激光粒度仪的测定结果易受样品前处理条件的影响。[方法]本研究系统探讨不同稀释比例(1︰1~1︰20)、遮光度(0%~25%)对酸奶粒径测定的影响,旨在建立标准化检测方法。[结果]稀释比例为1︰10时,D50平均值最接近真实值(20.766 μm),相对标准偏差(RSD)最小(1.52%),且粒径分布最集中(D90/D10=2.28)。遮光度在5%~10%范围内时,测定精密度最佳(RSD=1.50%)。基于此,推荐采用玻璃棒搅拌混匀样品、1︰10稀释比例、5%~10%遮光度作为标准化操作流程。[结论]本研究为乳品企业的质量控制、学术研究提供可靠的方法依据。, authors=杨丽花, 张春杰, 郭明刚, 杨云, 梁凤玲, 郭百儒, 陈娟, 崔永静, 张鹏鹏, authorsList=杨丽花, 张春杰, 郭明刚, 杨云, 梁凤玲, 郭百儒, 陈娟, 崔永静, 张鹏鹏, authorCompany=蒙牛乳业(焦作)有限公司,河南焦作 454000, correspAuthors=null, authorNote=杨丽花(1986-),女,河北邯郸人,工程师,本科,研究方向为食品工程;张春杰(1986-),女,河南焦作人,工程师,本科,研究方向为食品工程;郭明刚(1987-),男,河南焦作人,工程师、本科,研究方向为食品质量与安全;杨 云(1980-),女,河南南阳人,工程师,本科,研究方向为食品安全管理;梁凤玲(1982-),女,内蒙古赤峰人,本科,研究方向为食品安全管理;郭百儒(1987-),男,内蒙古赤峰人,本科,研究方向为食品安全管理;陈 娟(1987-),女,内蒙古呼和浩特人,工程师、本科,研究方向为食品质量与安全;崔永静(1984-),女,河南新乡人,工程师、本科,研究方向为食品质量与安全;张鹏鹏(1986-),女,河南焦作人,工程师、本科,研究方向为食品质量与安全。, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=28s9248RWQK8ZJjl2wOTRw==, pdfFileSize=1602455, 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)}, authors=null, keywords=[Keyword(id=1321413608555266568, tenantId=1146029695717560320, journalId=1296801528146919473, articleId=1321413606701384196, language=CN, orderNo=1, keyword=酸奶), 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country=null, option=, provinceCode=null, provinceName=null, collectFlag=false, interPubPlatform=, interPubPlatformUrl=null), detailUrlCn=https://castjournals.cast.org.cn/joweb/zgry/CN/10.12377/1671-4393.25.10.12, detailUrlEn=https://castjournals.cast.org.cn/joweb/zgry/EN/10.12377/1671-4393.25.10.12, pdfUrlCn=https://castjournals.cast.org.cn/joweb/zgry/CN/PDF/10.12377/1671-4393.25.10.12, pdfUrlEn=https://castjournals.cast.org.cn/joweb/zgry/EN/PDF/10.12377/1671-4393.25.10.12, aliStartDate=null, aliEndDate=null, collectionFlag=false, citedCount=null, citedUrl=null, previewStatus=0, delFlag=0, hasFullText=0, orderTime=1792979154515, fullTextJson=null, articleText=null, reference=[1] 吴伟都,朱慧,欧凯,等.激光粒度仪测定搅拌型酸奶粒径的研究[J].粮食与饲料工业,2018(8):4.
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[6] 李丹,林丽萍,王雅,等.激光粒度分析仪测试条件对粒径分析的影响[J].实验室研究与探索,2024,43(1):32-35.
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[8] 纪运景,卞保民,贺安之.激光衍射法测量粒子群粒径分布的反演新算法[J].光电子·激光,2002(12):1285-1288.)
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中国乳业 | 质量安全 2025,(10): 76-80
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稀释比例与遮光度对酸奶粒径测定的影响
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杨丽花, 张春杰, 郭明刚, 杨云, 梁凤玲, 郭百儒, 陈娟, 崔永静, 张鹏鹏
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    蒙牛乳业(焦作)有限公司,河南焦作 454000
作者简介:
杨丽花(1986-),女,河北邯郸人,工程师,本科,研究方向为食品工程;张春杰(1986-),女,河南焦作人,工程师,本科,研究方向为食品工程;郭明刚(1987-),男,河南焦作人,工程师、本科,研究方向为食品质量与安全;杨 云(1980-),女,河南南阳人,工程师,本科,研究方向为食品安全管理;梁凤玲(1982-),女,内蒙古赤峰人,本科,研究方向为食品安全管理;郭百儒(1987-),男,内蒙古赤峰人,本科,研究方向为食品安全管理;陈 娟(1987-),女,内蒙古呼和浩特人,工程师、本科,研究方向为食品质量与安全;崔永静(1984-),女,河南新乡人,工程师、本科,研究方向为食品质量与安全;张鹏鹏(1986-),女,河南焦作人,工程师、本科,研究方向为食品质量与安全。
The Influence of Dilution Ratio and Opacity on the Particle Size Measurement of Yogurt
  • YANG Lihua, ZHANG Chunjie, GUO Minggang, YANG Yun, LIANG Fengling, GUO Bairu, CHEN juan, CUI Yongjing, ZHANG Pengpeng
  • Affiliations
      Mengniu Dairy(Jiaozuo) Co.,Ltd.,Jiaozuo Henan 454000
    doi: 10.12377/1671-4393.25.10.12
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    [目的]酸奶的粒径分布对其口感、稳定性和消化吸收具有重要影响,而激光粒度仪的测定结果易受样品前处理条件的影响。[方法]本研究系统探讨不同稀释比例(1︰1~1︰20)、遮光度(0%~25%)对酸奶粒径测定的影响,旨在建立标准化检测方法。[结果]稀释比例为1︰10时,D50平均值最接近真实值(20.766 μm),相对标准偏差(RSD)最小(1.52%),且粒径分布最集中(D90/D10=2.28)。遮光度在5%~10%范围内时,测定精密度最佳(RSD=1.50%)。基于此,推荐采用玻璃棒搅拌混匀样品、1︰10稀释比例、5%~10%遮光度作为标准化操作流程。[结论]本研究为乳品企业的质量控制、学术研究提供可靠的方法依据。
    酸奶  /  粒径测定  /  稀释比例  /  遮光度  /  激光粒度仪  /  标准化方法
    [Objective]The particle size distribution of yogurt significantly affects its taste,stability,and digestibility,while the measurement results of laser particle size analyzers are susceptible to sample pretreatment conditions.[Method]This study systematically investigated the effects of different dilution ratios(1︰1~1︰20) and obscuration levels(0%~25%) on yogurt particle size measurement,aiming to establish a standardized detection method.[Result]The results showed that at a dilution ratio of 1︰10,the D50 average value was closest to the true value(20.766 μm),with the smallest relative standard deviation(RSD=1.52%) and the most concentrated particle size distribution(D90/D10=2.28).When the obscuration level was within 5%~10%,the measurement precision was optimal(RSD=1.50%).Based on these findings,a standardized operation protocol is recommended,including sample homogenization by glass rod stirring,a 1︰10 dilution ratio,and an obscuration level of 5%~10%.[Conclusion]This study provided a reliable methodological reference for quality control in dairy enterprises and academic research.
    yogurt  /  particle size measurement  /  dilution ratio  /  obscuration  /  laser particle size analyzer  /  standardized method
    杨丽花, 张春杰, 郭明刚, 杨云, 梁凤玲, 郭百儒, 陈娟, 崔永静, 张鹏鹏. 稀释比例与遮光度对酸奶粒径测定的影响. 中国乳业, 2025 , (10) : 76 -80 . DOI: 10.12377/1671-4393.25.10.12
    YANG Lihua, ZHANG Chunjie, GUO Minggang, YANG Yun, LIANG Fengling, GUO Bairu, CHEN juan, CUI Yongjing, ZHANG Pengpeng. The Influence of Dilution Ratio and Opacity on the Particle Size Measurement of Yogurt[J]. China Dairy, 2025 , (10) : 76 -80 . DOI: 10.12377/1671-4393.25.10.12

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    2025年第卷第10期
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    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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