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Research Method Extraction and identification Dried Manihot esculenta leaves were crushed and sieved into powder and stored in a dry container.
2.2 Chemical Identification Using Py-GC/MS Chemical compounds from single extraction were identified using py-GC/MS (QP 2010 Shimadzu).
The optimal sample preparation for foods containing cinnamon was investigated and found to be cold extraction of 15 g sample with 50 mL of methanol (80%, v/v) for 30 min using magnetic stirring.
Journal of Chromatography A, 958 (2002) 231–238 www.elsevier.com / locate / chroma Automated headspace solid-phase dynamic extraction for the determination of amphetamines and synthetic designer drugs in hair samples q Frank Musshoff*, Dirk W.
A texture feature extraction method is also demonstrated to describe the characteristics of region of interest.
Forensic Science International 133 (2003) 32–38 Automated headspace solid-phase dynamic extraction for the determination of cannabinoids in hair samples Frank Musshoff*, Dirk W.
In the keywords extraction algorithm, we followed selecting all non-stop words and then all NNP words in recognized named entities;
Therefore, this review will only devote a short section to the mainstream analytical procedures, but will present new approaches in sample extraction, sample cleanup and measurement that have not been reviewed yet.
Headspace solid-phase microextraction (HS-SPME) is a sampling technique that allows an extraction from small amounts of biological material.
Solid-phase microextraction (SPME), discovered and developed by Pawliszyn and co-workers , has recently emerged as a versatile solvent-free alternative to conventional liquid-liquid extraction procedures.
fermentation pure culture, extraction and has done by determining of ability an inhibit the growing of the tested bacteria was done by KirbyBaeur difusion method to get the MIC value in concentration of 0,1, 0,5, and 1%.
LSA Extraction And Conversion To LSH In this article I want to show you how to extract LSA and convert it to LSH which is described as almost identical to LSD by users in lower doses.
Extraction of flavonoid compounds is done by maceration and boiling techniques using several solvent.