Results 251 to 260 of about 2,377,512 (309)
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Journal of Chromatography A, 2008
A panorama of sample preparation methods has been composed from 481 references, with a highlight of some promising methods fast developed during recent years and a somewhat brief introduction on most of the well-developed methods. All the samples were commonly referred to molecular composition, being extendable to particles including cells but not to ...
Yi, Chen +3 more
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A panorama of sample preparation methods has been composed from 481 references, with a highlight of some promising methods fast developed during recent years and a somewhat brief introduction on most of the well-developed methods. All the samples were commonly referred to molecular composition, being extendable to particles including cells but not to ...
Yi, Chen +3 more
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Forensic Science International, 1993
Evidentiary false positives are caused by passive exposure to drugs in the environment rather than by active use of drugs. The avoidance of such positives is essential for both hair and urine analysis. Hair analysis enjoys the advantage over urinalysis in having a number of approaches for making this distinction.
W A, Baumgartner, V A, Hill
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Evidentiary false positives are caused by passive exposure to drugs in the environment rather than by active use of drugs. The avoidance of such positives is essential for both hair and urine analysis. Hair analysis enjoys the advantage over urinalysis in having a number of approaches for making this distinction.
W A, Baumgartner, V A, Hill
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Nature Biotechnology, 2000
The demand for microscale analysis has stimulated the development of new solid phase formats in sample preparation.
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The demand for microscale analysis has stimulated the development of new solid phase formats in sample preparation.
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Sampling and Sample Preparation [PDF]
, 2014 Sampling and sample preparation include the treatment of the theory, the methodology of sampling in all physical phases, and the theory of sample preparation for all major extraction techniques.
Semih Otles, Vasfiye Hazal Ozyurt
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Sorptive sample preparation – a review
Analytical and Bioanalytical Chemistry, 2002Most sample-enrichment procedures currently available rely on adsorption of the analytes of interest by a suitable adsorbent material. Although good performance can be obtained for many practical problems, in some cases the applicability of adsorptive sample preparation falls short, particularly for the enrichment of polar and/or high-molecular-weight ...
Baltussen, H.A. +2 more
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Sampling and sample preparation
1998It is essential that the material actually analysed either be representative of the material available, or be that most appropriate for solving the particular problem presented.
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Sampling and Sample Preparation
1997Daftar isi: 1. sampling:an introduction, human specimens, wet precipitation: rain and snow, 2. sampling of sea-and fresh water for the analysis af trace elements, 3. soils and solutions, waste, 4. collection, preparational and long-trem storage of marine samoles 5. biological sample 6. sampling of industrial material, 7.
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2019
This chapter looks into the preparation of samples. It explains the process of degrading cells and tissues after the removal of nutrients and the supply of oxygen. Additionally, the chapter lists the different types of samples suitable for genomic analysis and proteomic analysis. It discusses how to optimally prepare and store samples, which depends on
Anthony Warford, Sandra Hing
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This chapter looks into the preparation of samples. It explains the process of degrading cells and tissues after the removal of nutrients and the supply of oxygen. Additionally, the chapter lists the different types of samples suitable for genomic analysis and proteomic analysis. It discusses how to optimally prepare and store samples, which depends on
Anthony Warford, Sandra Hing
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Extraction and sample preparation
Journal of Chromatography A, 2013Hian Kee, Lee, Doo Soo, Chung
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2012
In this chapter, a brief introduction in the basic stages of food sample pre-treatment is presented with a short note about sampling. Concerning extraction, the two major extraction techniques, namely liquid–liquid and solid–phase extractions will be discussed and compared for their effectiveness in food analysis.
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In this chapter, a brief introduction in the basic stages of food sample pre-treatment is presented with a short note about sampling. Concerning extraction, the two major extraction techniques, namely liquid–liquid and solid–phase extractions will be discussed and compared for their effectiveness in food analysis.
openaire +1 more source