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The TLC and mp data contradict one another with regards to purity.
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- An example of planar chromatography is: Column chromatography HPLC GLC TLCAside from TLC and paper chromatography, what are the other types of chromatography. Discuss their principles, applications and limitations.Chromatography (DRUG TEST) Thin-layer chromatography (TLC) Gas chromatography (GC) Liquid chromatography (LC) (i.e, high performance liquid chromatography or HPLC)
- 5. The following TLC plate was developed in 4:1 hexane/acetone. a) Draw what the TLC plate could look like if it were developed in 9:1 hexane/acetone. b) Draw what the TLC plate could look like if it were developed in 1:1 hexane/acetone. 4:1 hexane/acetone 9:1 hexane/acetone 1:1 hexane/acetoneWhat is affinity chromatography? What 'are the principles of affinity chromatography? which information gives us provide us?Although TLC is qualitative and tells you what is present in a given sample, it can also be used to determine where a compound might be lost: What samples could you test on a single TLC plate that might give you this information?
- Explain the following Chromatography (for drug analysis) Thin-layer chromatography (TLC) Gas chromatography (GC) Liquid chromatography (LC) (i.e, high performance liquid chromatography or HPLC)1. In thin layer chromatography (TLC), explain how the pigments separate on a piece of paper. 2. If the spots are colorless on a TLC plate, how can you make it visible? Enumerate 2 ways and discuss each.How is TLC used to determine the purity of a sample?
- Which statement is true? Statement 1: Since tiny amounts of material are exposed on an open surface, the use of TLC is limited to relatively nonvolatile substances.Statement 2: To determine the identity of a specific compound in a mixture, the TLC behavior of the test sample and that of authentic standard compounds are compared on the same plate.In UV and visible spectrophotometry, the specimen is generally dissolved in a solvent, and determinations are made at room temperature using a path length of 1 cm. Give the most common solvents suitable for UV or visible spectrophotometry.Consider the following molecules. Which statement(s) is TRUE? CH3 CH3 но ČH3 но ČD3 i. You could differentiate between the two with a spot test. ii. You could differentiate between the two with liquid chromatography. iii. You could differentiate between the two with TLC. iv. You could differentiate between the two with a microcrystalline test. O a. i and iv only O b. ii and iii only O c. iii only O d. i only e. Neither i, ii, iii, nor iv are correct statements.