R.D. McDowall | Authors

R.C. McDowall is the principle of McDowall Consulting and director of R.D. McDowall Limited, and "Questions of Quality" column editor for LCGC Europe, Spectroscopy's sister magazine.

Articles

Are Spreadsheets a Fast Track to Regulatory Non-Compliance?

This article uses case studies to explore the use and misuse of spreadsheet calculations in conjunction with a chromatography datasystem (CDS) in regulated GXP laboratories. What wonders of non-compliance will we find? How and when should spreadsheets be used in chromatographic analysis?

Are You Invalidating Out-of-Specification Results into Compliance?

Are your OOS investigations scientifically sound and is the assignable cause correct? Or are OOS results invalidated using the ever-popular justification of analyst error?

Understanding the Lifecycle Approach for Analytical Procedures

A key component for data integrity is having accurate and precise analytical procedures that are validated for intended use. Changes in the way that procedures are specified, developed, validated, and operated are coming. Here is what you need to know.