Method and kit for detecting paraquat and/or diquat in blood sample
A blood sample, paraquat technology, applied in the direction of measuring devices, instruments, scientific instruments, etc., can solve the problems of cumbersome processing and unsuitable for wide application, and achieve simple operation methods, good practical application value, preparation and testing price cheap effect
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[0060] Example
[0061] 1. Equipment and reagents
[0062] 1.1 Main equipment
[0063]
[0064] 1.2 Reagents
[0065] Methanol (Merck, HPLC)
[0066] Acetonitrile (Merck, HPLC)
[0067] Ammonium formate (Sigma, LC-MS / MS)
[0068] Formic acid (Sigma, LC-MS / MS)
[0069] Water: Ultrapure water (Watsons).
[0070] 2. Abbreviations
[0071] abbreviation illustrate abbreviation illustrate BCK Paraquat BCK-d8 Paraquat-d8 internal standard DCK diquat
[0072] 3. LC / MS / MS analysis method
[0073] 3.1 Liquid chromatography conditions
[0074] Chromatographic column: Thermo Hypersil GOLD aQ column (100mm*2.1mm, 1.9μm).
[0075] Mobile phase A: containing 0.2% formic acid-5mmol / L ammonium formate aqueous solution, mixed by vortex for 1min, then ultrasonically mixed for 10min, filtered with a 0.22 μm membrane (water membrane), and degassed by ultrasonic for 10mins; mobile phase B: containing 0.2% formic acid- Methanol solution, vortex...
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