Regarding Bioanalysis Lasting a Few Minutes: Automated Cooling-SPME and Fast-GC for Urinary 2-Phenyl-2-Propanol Monitoring.

IF 3.9 3区 环境科学与生态学 Q2 ENVIRONMENTAL SCIENCES
Toxics Pub Date : 2024-10-13 DOI:10.3390/toxics12100743
Stefano Dugheri, Niccolò Fanfani, Giovanni Cappelli, Antonio Marigliano, Elisabetta Bucaletti, Donato Squillaci, Ilaria Rapi, Lorenzo Venturini, Giulia Pizzella, Sara Manetta, Alfonso Pavone, Michele Secchi, Iacopo Rainaldi, Nicola Mucci
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引用次数: 0

Abstract

An innovative SPME head space GC-MS method, in cooling mode, using a fully automated routine, was developed to detect 2-phenyl-2-propanol, a representative urinary metabolite of cumene. Following an acid hydrolysis and derivatization step with lowered quantities of reagents, acetic anhydride and pyridine, a 30 μm polydimethylsiloxane SPME fiber was used to sample derivatized 2-phenyl-2-propanol, such as benzenemethanol,α,α-dimethyl-acetate, from the headspace. Performances of the method, optimized through experimental design, provide an LOD of 0.034 mg/L and an LOQ 0.10 mg/L, with a short sampling time necessary per sample. The method, developed on standard solutions, will be applied to both occupationally exposed and non-exposed populations.

关于几分钟的生物分析:用于尿液 2-苯基-2-丙醇监测的自动冷却-SPME 和快速-GC。
本研究开发了一种创新的 SPME 顶空 GC-MS 方法,该方法采用冷却模式和全自动例行程序,用于检测 2-苯基-2-丙醇(一种具有代表性的尿液中的积苯代谢物)。在使用较低量的试剂(醋酸酐和吡啶)进行酸水解和衍生化步骤后,使用 30 μm 聚二甲基硅氧烷 SPME 纤维从顶空采样衍生化的 2-苯基-2-丙醇,如苯甲醇、α、α-二甲基乙酸酯。通过实验设计优化后,该方法的检出限(LOD)为 0.034 mg/L,定量限(LOQ)为 0.10 mg/L,每个样品所需的采样时间很短。该方法是在标准溶液的基础上开发的,将适用于职业暴露和非职业暴露人群。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Toxics
Toxics Chemical Engineering-Chemical Health and Safety
CiteScore
4.50
自引率
10.90%
发文量
681
审稿时长
6 weeks
期刊介绍: Toxics (ISSN 2305-6304) is an international, peer-reviewed, open access journal which provides an advanced forum for studies related to all aspects of toxic chemicals and materials. It publishes reviews, regular research papers, and short communications. Our aim is to encourage scientists to publish their experimental and theoretical results in detail. There is, therefore, no restriction on the maximum length of the papers, although authors should write their papers in a clear and concise way. The full experimental details must be provided so that the results can be reproduced. Electronic files or software regarding the full details of calculations and experimental procedure can be deposited as supplementary material, if it is not possible to publish them along with the text.
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