Articles by Stan Altan - Pharmaceutical Technology

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Articles by Stan Altan

Stan Altan


Articles
Statistical Considerations in Design Space Development (Part III of III)
September 2, 2010

In the final article of a three-part series, the authors discuss how to present a design space and evaluate its graphical representation.

Statistical Considerations in Design Space Development (Part II of III)
August 2, 2010

The authors discuss the statistical tools used in experimental planning and stategy and how to evaluate the resulting design space and its graphical representation.

Statistical Considerations in Design Space Development (Part I of III)
July 2, 2010

The authors discuss the statistical tools used in experimental planning and strategy and how to evaluate the resulting design space and its graphical representation.

Revisiting The Notion Of Singlet Testing Requirements
June 2, 2005

In his Feb. 2005 viewpoint article, "In Defense of Singlet Testing," Torbeck (1) draws an important philosophical distinction between "standards" and "specifications." He argues that specifications are criteria selected by manufacturers for statistical control of their products, whereas compendial standards are absolute requirements. This distinction is entirely compatible with modern concepts of statistical process control.

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