paper chromatography

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chromatography that uses selective adsorption on a strip of paper

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Extracted ion chromatograms for m/z 304.15 (assigned to cocaine), m/z 290.14 (assigned to benzoylecgonine), m/z 370.16 (assigned to heroin), and m/z 328.15 (assigned to 6-monoacetylmorphine) for supplemented (10 [micro]L at 600 ng/mL) samples extracted from chromatography paper are shown in Fig.
Lin, "Comparison of gampi paper and nanofibers to chromatography paper used in paper spray-mass spectrometry," International Journal of Mass Spectrometry, vol.
All of those taking part washed their hands before the test in a variety of ways, and then samples were collected on the prepared chromatography paper. The fingerprint is developed using chemicals, so that the ridges of the fingerprint (and therefore the identity of the donor) can be established prior to analysis.
For analysis with PSI-MS, Whatman chromatography paper cut into 10 mm x 5 mm isosceles triangles was employed as both the swabs and spray substrate.
A hydrophobic material, such as wax or photoresist, is laid down into tiny canyons on chromatography paper. It channels the sample that's being tested--urine, blood, or saliva, for instance--to spots on the paper where test reagents have been embedded.
Since there are different grades of chromatography paper on the market, it's important to know the grade you buy, as developing times can vary:
This note describes non-steady water flow experiments, conducted at 3 different constant temperatures during (a) absorption by initially relatively dry loam, (b) absorption of water by chromatography paper, and (c) desorption of saturated swelling clay.
Chromatography paper as a low-cost medium for accurate spectrophotometric assessment of blood hemoglobin concentration.
A hydrophobic material, such as wax or photoresist, is laid down into tiny canyons on chromatography paper. It channels the sample that's being tested - urine, blood, or saliva, for instance - to spots on the paper where test reagents have been embedded.