基于柿子提取物的自制pH检测剂和酸碱变色科普实验
利用柿子提取物中的表没食子儿茶素没食子酸酯（EGCG）与硫酸亚铁的配位反应，研究配合物溶液对不同pH的响应变化，实现对生活中常见的具有酸碱性物质的便携区分应用。本实验原料简单易得、过程安全、现象明显，能让观众们感受到化学变化之美，激发对化学学科的浓厚兴趣。...
Saved in:
| Published in | 大学化学 Vol. 39; no. 5; pp. 27 - 36 |
|---|---|
| Main Authors | , , , , , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
北京大学
28.05.2024
中国化学会 陕西理工大学化学与环境科学学院,陕西 汉中 723000 |
| Subjects | |
| Online Access | Get full text |
| ISSN | 1000-8438 |
| DOI | 10.3866/PKU.DXHX202309107 |
Cover
| Abstract | 利用柿子提取物中的表没食子儿茶素没食子酸酯（EGCG）与硫酸亚铁的配位反应，研究配合物溶液对不同pH的响应变化，实现对生活中常见的具有酸碱性物质的便携区分应用。本实验原料简单易得、过程安全、现象明显，能让观众们感受到化学变化之美，激发对化学学科的浓厚兴趣。 |
|---|---|
| AbstractList | G64%O6; 利用柿子提取物中的表没食子儿茶素没食子酸酯(EGCG)与硫酸亚铁的配位反应,研究配合物溶液对不同pH的响应变化,实现对生活中常见的具有酸碱性物质的便携区分应用.本实验原料简单易得、过程安全、现象明显,能让观众们感受到化学变化之美,激发对化学学科的浓厚兴趣. 利用柿子提取物中的表没食子儿茶素没食子酸酯（EGCG）与硫酸亚铁的配位反应，研究配合物溶液对不同pH的响应变化，实现对生活中常见的具有酸碱性物质的便携区分应用。本实验原料简单易得、过程安全、现象明显，能让观众们感受到化学变化之美，激发对化学学科的浓厚兴趣。 |
| Abstract_FL | This experiment employs the coordination reaction between epigallocatechin gallate(EGCG)from persimmon extract and ferrous sulfate.The study investigates the responsive changes of the complex solution at different pH,aiming to achieve a portable differentiation application for common acidic and alkaline substances in daily life.The experiment utilizes readily available raw materials,ensures a safe process,and demonstrates observable phenomena,allowing the audience to appreciate the beauty of chemical transformations and fostering a strong interest in the field of chemistry. |
| Author | 郑童育 柴喻培 赵可心 季晓晖 韩晓宇 刘全 李腾 |
| AuthorAffiliation | 陕西理工大学化学与环境科学学院,陕西 汉中 723000 |
| AuthorAffiliation_xml | – name: 陕西理工大学化学与环境科学学院,陕西 汉中 723000 |
| Author_FL | Xiaoyu Han Teng Li Tongyu Zheng Yupei Chai Quan Liu Kexin Zhao Xiaohui Ji |
| Author_FL_xml | – sequence: 1 fullname: Tongyu Zheng – sequence: 2 fullname: Teng Li – sequence: 3 fullname: Xiaoyu Han – sequence: 4 fullname: Yupei Chai – sequence: 5 fullname: Kexin Zhao – sequence: 6 fullname: Quan Liu – sequence: 7 fullname: Xiaohui Ji |
| Author_xml | – sequence: 1 fullname: 郑童育 organization: 陕西理工大学化学与环境科学学院,陕西汉中723000 – sequence: 2 fullname: 李腾 organization: 陕西理工大学化学与环境科学学院,陕西汉中723000 – sequence: 3 fullname: 韩晓宇 organization: 陕西理工大学化学与环境科学学院,陕西汉中723000 – sequence: 4 fullname: 柴喻培 organization: 陕西理工大学化学与环境科学学院,陕西汉中723000 – sequence: 5 fullname: 赵可心 organization: 陕西理工大学化学与环境科学学院,陕西汉中723000 – sequence: 6 fullname: 刘全 organization: 陕西理工大学化学与环境科学学院,陕西汉中723000 – sequence: 7 fullname: 季晓晖 organization: 陕西理工大学化学与环境科学学院,陕西汉中723000 |
| BookMark | eNrjYmDJy89LZWCQNDTQM7YwM9MP8A7Vc4nwiDAyMDI2sDQ0MGdh4DQ0MDDQtTAxtuBg4C0uzkwyMDAyMjMyt7DkZHB5On_Xk119z-bvf7p2wrP-CU_7pz3vXPl8VsuL9lVPO7YVeDxb3PBsa_fTzqank3petu54vmjj0_4ZLzo3PV8-8dnMdU_XzXu5qoeHgTUtMac4lRdKczOEuLmGOHvo-vi7ezo7-ugmm5qY6KYlpxompiUZJhtbmJqnJieZAF1kmmRmbJholGJplmxiZmZsZAx0WLJhYnKymXmiubmhmaFpItCdpqmJZqamxtwMqhBjyxPz0hLz0uOz8kuL8oAWxqdUZFQAPWxiYGpgYAJUJw9Rl5xYXByfV1ycEg8NERMDiAoAD-ltIA |
| ClassificationCodes | G64%O6 |
| ContentType | Journal Article |
| Copyright | Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| Copyright_xml | – notice: Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| DBID | NSCOK 2B. 4A8 92I 93N PSX TCJ |
| DOI | 10.3866/PKU.DXHX202309107 |
| DatabaseName | 国家哲学社会科学文献中心 (National Center for Philosophy and Social Sciences Documentation) Wanfang Data Journals - Hong Kong WANFANG Data Centre Wanfang Data Journals 万方数据期刊 - 香港版 China Online Journals (COJ) China Online Journals (COJ) |
| DatabaseTitleList | |
| DeliveryMethod | fulltext_linktorsrc |
| Discipline | Chemistry |
| DocumentTitle_FL | A DIY pH Detection Agent Using Persimmon Extract for Acid-Base Discoloration Popularization Experiment |
| EndPage | 36 |
| ExternalDocumentID | dxhx202405004 DXHX2024005004 |
| GrantInformation_xml | – fundername: (陕西理工大学本科教育教学改革研究项目); (陕西理工大学研究生教育教学改革研究项目); (陕西理工大学国家级大学生创新创业训练计划项目) funderid: (陕西理工大学本科教育教学改革研究项目); (陕西理工大学研究生教育教学改革研究项目); (陕西理工大学国家级大学生创新创业训练计划项目) |
| GroupedDBID | -02 5XA 5XC 92E 92I ABDBF ACGFS ALMA_UNASSIGNED_HOLDINGS CCEZO CDRFL CW9 NSCOK TCJ TGP U1G U5L 2B. 4A8 93N ABJNI PSX UY8 |
| ID | FETCH-LOGICAL-c544-fce1afb1c3857ecb48435b631a2d96c466323226c1acc67a771615a2785ea6553 |
| ISSN | 1000-8438 |
| IngestDate | Thu May 29 03:59:51 EDT 2025 Tue Jan 21 20:54:02 EST 2025 |
| IsDoiOpenAccess | true |
| IsOpenAccess | true |
| IsPeerReviewed | true |
| IsScholarly | true |
| Issue | 5 |
| Keywords | pH便携检测 柿子 单宁 铁配合物 Tannins Persimmon Iron coordination compound Portable pH measurement |
| Language | Chinese |
| LinkModel | OpenURL |
| MergedId | FETCHMERGED-LOGICAL-c544-fce1afb1c3857ecb48435b631a2d96c466323226c1acc67a771615a2785ea6553 |
| OpenAccessLink | https://www.ncpssd.cn/Literature/articleinfo?id=DXHX2024005004&type=journalArticle |
| PageCount | 10 |
| ParticipantIDs | wanfang_journals_dxhx202405004 cass_nssd_DXHX2024005004 |
| PublicationCentury | 2000 |
| PublicationDate | 2024-05-28 |
| PublicationDateYYYYMMDD | 2024-05-28 |
| PublicationDate_xml | – month: 05 year: 2024 text: 2024-05-28 day: 28 |
| PublicationDecade | 2020 |
| PublicationTitle | 大学化学 |
| PublicationTitle_FL | University Chemistry |
| PublicationYear | 2024 |
| Publisher | 北京大学 中国化学会 陕西理工大学化学与环境科学学院,陕西 汉中 723000 |
| Publisher_xml | – name: 中国化学会 – name: 北京大学 – name: 陕西理工大学化学与环境科学学院,陕西 汉中 723000 |
| SSID | ssib002262789 ssib051371263 ssj0050130 ssib001104985 |
| Score | 2.3876572 |
| Snippet | 利用柿子提取物中的表没食子儿茶素没食子酸酯（EGCG）与硫酸亚铁的配位反应，研究配合物溶液对不同pH的响应变化，实现对生活中常见的具有酸碱性物质的便携区分应用。本实验... G64%O6; 利用柿子提取物中的表没食子儿茶素没食子酸酯(EGCG)与硫酸亚铁的配位反应,研究配合物溶液对不同pH的响应变化,实现对生活中常见的具有酸碱性物质的便携区分应用.本... |
| SourceID | wanfang cass |
| SourceType | Aggregation Database |
| StartPage | 27 |
| Title | 基于柿子提取物的自制pH检测剂和酸碱变色科普实验 |
| URI | https://www.ncpssd.cn/Literature/articleinfo?id=DXHX2024005004&type=journalArticle https://d.wanfangdata.com.cn/periodical/dxhx202405004 |
| Volume | 39 |
| hasFullText | 1 |
| inHoldings | 1 |
| isFullTextHit | |
| isPrint | |
| journalDatabaseRights | – providerCode: PRVEBS databaseName: Academic Search Ultimate - eBooks issn: 1000-8438 databaseCode: ABDBF dateStart: 20230201 customDbUrl: https://search.ebscohost.com/login.aspx?authtype=ip,shib&custid=s3936755&profile=ehost&defaultdb=asn isFulltext: true dateEnd: 99991231 titleUrlDefault: https://search.ebscohost.com/direct.asp?db=asn omitProxy: true ssIdentifier: ssj0050130 providerName: EBSCOhost |
| link | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwnV3LaxNBGB9qe9CL-KT1UXpwTiV1d3aex91kQ1AQDy3kFnY3G3uKYlsoPYkoWiy2ehD1YEEPYsGigiK9-M-4Sftf-M23m2ZthaoQhsk8vtcvk_lmd-YbQq4IN4qM29YVxby0wlPHqUQujKtEmU4kI9lpJ7hB9oZszPFrTdEcOfaptGtpaTGeSVb-eK7kf1CFMsDVnpL9B2T3iUIB5AFfSAFhSP8KYxoKauo08GnIbapDGkosqdsqv0aNY0t0HTMCM5KGimpDfWMzBnpxGmqqFfV9bKNpIO80bD_fsxshIBNAcYCVhmqGbBnVVRrCV0EDbSn5jAbugIlGkoYGDKuAj4uiAdsQRQupCW134KmrZQ8Za7ntkmvgS6RZRcGLksGvBPl7SBuYBNQXyBYEYcMmwLWGltEoa1juDKayZkDBjFcINpyaB9bkqDGYIRhY3JSfljBuX_QXp8_t7xtJwwfFAaEsHMpCoFGHQKGkR-uJsGoUXtnUz2FlVumhWUvdiwxyh2aseliSacTTteDk1P3aNIwgx3FK85MNBKB5HhBnMIHl0aCKgSrKs5Eq-TV5nJmDM6anpX14c_P63Eyt2WgyuyQ1xUXEBwKRt5fnl61JHYEBeMeYkpKNkjE_qAX1oQsO63tTiocE7j0r3WggXE-5TO57S8K-OccdCYVi-c4DK9bVQ0KB25TAkhLP13U7UfdWyRWcPUVOFmu4KT8fkKfJyMr8GXK8Org68SypZZs7P3ee9jZ_ZB83eusb2fqL_uqH_usHu4-2ssff7jR67-71vj7JVu9nz9f2Hn7vv_2crb_cXf3Sf_-s92o7236zt7V2jszWw9lqo1JcV1JJBOeVTpK6USd2E08LlSYxB21ELD03Ym0jEw6uPaxemEzcKEmkipSyi60IjCPSSArhnSej3dvddJxMMZVy2baH5LljrwiMFYu1dOKOiGyAYDFBxq0dWt2FhXarsBB3EJcJMlnYplX8US20fgPuwlENLpITw4FziYwu3l1KL4PjvRhPFlj_AnuhoX4 |
| linkProvider | EBSCOhost |
| openUrl | ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fsummon.serialssolutions.com&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=%E5%9F%BA%E4%BA%8E%E6%9F%BF%E5%AD%90%E6%8F%90%E5%8F%96%E7%89%A9%E7%9A%84%E8%87%AA%E5%88%B6pH%E6%A3%80%E6%B5%8B%E5%89%82%E5%92%8C%E9%85%B8%E7%A2%B1%E5%8F%98%E8%89%B2%E7%A7%91%E6%99%AE%E5%AE%9E%E9%AA%8C&rft.jtitle=%E5%A4%A7%E5%AD%A6%E5%8C%96%E5%AD%A6&rft.au=%E9%83%91%E7%AB%A5%E8%82%B2&rft.au=%E6%9D%8E%E8%85%BE&rft.au=%E9%9F%A9%E6%99%93%E5%AE%87&rft.au=%E6%9F%B4%E5%96%BB%E5%9F%B9&rft.date=2024-05-28&rft.pub=%E9%99%95%E8%A5%BF%E7%90%86%E5%B7%A5%E5%A4%A7%E5%AD%A6%E5%8C%96%E5%AD%A6%E4%B8%8E%E7%8E%AF%E5%A2%83%E7%A7%91%E5%AD%A6%E5%AD%A6%E9%99%A2%2C%E9%99%95%E8%A5%BF+%E6%B1%89%E4%B8%AD+723000&rft.issn=1000-8438&rft.volume=39&rft.issue=5&rft.spage=27&rft.epage=36&rft_id=info:doi/10.3866%2FPKU.DXHX202309107&rft.externalDocID=dxhx202405004 |
| thumbnail_s | http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fwww.wanfangdata.com.cn%2Fimages%2FPeriodicalImages%2Fdxhx%2Fdxhx.jpg |