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Why are the cation samples repeatedly spotted and dried on the chromatographic paper?

Updated: 10/10/2023

Wiki User

∙ 9y ago

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The cation samples are spotted and dried several times to increase the amount of metal ion that is on the specific spot.

Wiki User

∙ 9y ago

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Wiki User

∙ 13y ago

To make sure you have enough of a sample to react with whatever you want it to react with. It is usually with ammonium (NH3)

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Q: Why are the cation samples repeatedly spotted and dried on the chromatographic paper?

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