Does this method in the picture below resolve the components of the drug mixture well? Amphetamine:Excellent Responseand Peak Symmetry1. Amphetamine9. Amitripyline2. Methamphetamine 10. Cocaine3. Nicotine4. Caffeine5. Diphenhydramine6. Lidocaine7. Phenobarbital8. Methadone11. Desipramine12. Codeine13. Morphine14. Diazepam15. Heroin16. Fentenyl10Drug Screen (GC/MS)Column: Equity-5, 30m x 0.25mm ID, 0.25pm15MinCat. No.: 28089-UOven: 45°C (2 min) to 110°C @ 25°C/min to 200°C @ 15°C/min to 280°CInj.: 250°CDet.: 5973 MSD, 40-450 amu scan range, 325°C transfer lineFlow: Helium, 40psi for 0.2 min then 0.7mL/min constant flowInjection: 0.3μL pulsed splitless @ 50mL/min (0.5 min)Liner: Splitless 2mm IDSample: -15ng on-column of a 16-component drug standard10111412Key ResolutionsAchieved131516C001691

Based on the information provided in the method, the method appears to be well-optimized for…

Answered: Amphetamine: Excellent Response and…

Macroscale and Microscale Organic Experiments

7th Edition

ISBN:9781305577190

Author:Kenneth L. Williamson, Katherine M. Masters

Publisher:Kenneth L. Williamson, Katherine M. Masters

Chapter4: Recrystallization

Section: Chapter Questions

Problem 1Q

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Table 1: Selected phytocomponents identified in the plant extract. Retention time, min Name of Compound 10.767 Benzaldehyde 15.790 Azulene 16.002 1-Piperazinecarboxaldehyde 17.935 Phthalan 20.731 2-methoxy-1,3,4-trimethybenzene 24.028 Methylesterpentanoic acid 26.993 Tetradecamethylcycloheptasiloxane 31.753 Hexadecamethyl Cyclooctasiloxane If GC is combined with MS, what data you will add as the 3rd column in Table 1 above. Fill in that data for each of the select identified phytocomponents.
4. C&H NO 12 HSP-40-439 100 D 4300 1 T 11 10 : 9 3000 1:3 T 8 T 7 2000 6 ppm 5 REVENUSERI 4 1300 3 2 1 1000 0 DEPT-90 200 180 160 500 DEPT-135 COS-09-761 سلام -2 peaks. 5 total peaks 120 100 ppm 140 1 2-√²1 oll 4 total T 80 60 40 20 0
In general, increasing the molecular weight of a Gd-based MR contrast agent results in an increase in contrast agent relaxivity. * True False
1. Molecular Formula: C4H8O2 ¹HNMR in CDC13: Integration values provided next to each expanded peak. 2 9.0 4.1 8.0 4.0 7.0 13CNMR in CDC13: 170.0 200 3.9 6.0 3 5.0 2.0 4.0 60.0 100 1.9 3.0 2.0 3 1.0 1.2 21.0 20.0 19.0 0.0 + 18.0 17.0 16.0 15.0 14.0
Thiamine is assayed by? I. Spectrophotometry II. Fluorometry III. Turbidimetry A. I, II and III B. I and II only C. II only D. I only
Identify the expected observation after mixing each set of reagents. AgNO3 (aq) + NaBr (aq) Choose. H2SO4 (aq) + Na2S (aq) Choose... CuSO4 (aq) + KI (aq) Choose... AgNO3 (aq) + HCI (aq) Choose..
A sample of naphthalene is contamined with a small amount of anthracene. The melting point would be about the sample as the pure sample higher and the range broader than the pure sample lower and the range more narrow than the pure sample lower and the range broader than the pure sample higher and the range more narrow than the pure sample
. Given the following drugs in a urine specimen: Cocaine alkaloid Secobarbital (a derivative of barbituric acid) Carisoprodol (a neutral drug) Devise an analytical flow chart that will be used to separate these substances from a urine specimen. The separation will be liquid extraction methods. Choose appropriate solvents and reagents based on the properties of the materials to be separated.
Column Chromatography Alumina Chromatography Mixture 9:1 Hexanes:Ether 8:2 Hexanes:Ether 1:1 Hexanes:Acetone Amount Used 3.962 g 0.143 g 9.50 mL 9.50 mL 11.00 mL Additional Observations (Color, etc.) BIU X₂ X² → BI IU X₂ X² → BI IU X₂ X² → BI IU X₂ X² → BIU X₂ X² →
Paracetamol is a fairly polar molecule while lycopene is not. If you are using a polar mobile phase through a C-18, which compound will have a shorter retention time? lycopene They will not separate and elute at the same time Cannot be determined since the identity of the mobile phase must be known Cannot be determined since it is a C-18 column paracetamol
Identify these statements with true or false true or false I. Chromatography utilizes partition coefficient theory true or false II. In reverse phase chromatography, the mobile phase is a polar solvent true or false I. Aspirin is an ester prodrug. true or false Aspirin is synthesized by means of an acid catalyzed reaction. true or false I. Grain alcohol boils at 78.3 C true or false Wood alcohol boils at 60 C true or false Diazo coupling involves a sigma and a pi bond in two nitrogen atoms true or false When methyl orange passes through from basic to acidic medium, the change in color is from yellow to intense red true or false Benzoic acid is a white crystalline substance that has a melting point of 122 C true or false Benzoic acid can be prepared by the alkaline reduction of toluene true or false Potassium permanganate is an oxidizing agent true or false Potassium permanganate should never be mixed with glycerin true or false Methyl…
Based on the chromatograms, Symmetry C18 (top) is less selective than Symmetry Shield RP18 (bottom) for the analytes given, true or false?

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