Atomic Spectroscopy Interferences

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What is the reason for rare occurrence of spectral interferences?

Matrix composition of standard and sample

Analyte ionization

Atomic lines are very narrow (correct)

Nebulization efficiency

What type of interference occurs when a sample has a different surface tension than the standard?

Ionization interference

Matrix interference (correct)

Chemical interference

Spectral interference

What is the effect of a thermally stable compound formed between an analyte and a sample species?

Spectral interference

No interference

Chemical interference (correct)

Matrix interference

What is the purpose of adding an ionization suppressor to a sample?

To suppress ionization Signup and view all the answers

How can line interference be overcome?

By choosing another line with no interference Signup and view all the answers

What is the primary reason for non-spectral interferences?

Differences in nebulization efficiency Signup and view all the answers

What is the effect of ionization interferences on spectral lines?

Produces completely different spectra Signup and view all the answers

How can chemical interferences be identified?

By looking for thermally stable compounds Signup and view all the answers

What is the advantage of using an alternative spectral line?

It overcomes spectral interferences Signup and view all the answers

What is the purpose of matching the matrix composition of the standard and sample?

To minimize matrix interferences Signup and view all the answers

Atomic Spectroscopy Interferences

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Questions and Answers

What is the reason for rare occurrence of spectral interferences?

What type of interference occurs when a sample has a different surface tension than the standard?

What is the effect of a thermally stable compound formed between an analyte and a sample species?

What is the purpose of adding an ionization suppressor to a sample?

How can line interference be overcome?

What is the primary reason for non-spectral interferences?

What is the effect of ionization interferences on spectral lines?

How can chemical interferences be identified?

What is the advantage of using an alternative spectral line?

What is the purpose of matching the matrix composition of the standard and sample?

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