Associate 4 Interview Questions and Answers

Choosing columns for analytical methods

• Consider the analyte properties and selectivity of the column

• Choose a column with appropriate dimensions and particle size

• Evaluate the compatibility of the column with the sample matrix

• Consider the cost and availability of the column

• Perform method validation to ensure column suitability

Method precision refers to the consistency of results obtained from the same method, while system precision refers to the consistency of results obtained from different methods or instruments.

• Method precision is important for ensuring the reliability of a single method or instrument.

• System precision is important for ensuring the comparability of results obtained from different methods or instruments.

• The difference between method precision and system precision can impact the a...read more