Sampling of water systems for Legionella, Pseudomonas aeruginosa or bacteriological can be somewhat daunting, with thoughts of "do I need to sample," "how to take a sample" and "where should I send ...

Statistical Process Control (SPC) is a type of quality control which uses statistics to monitor and maintain quality. Sampling SPC uses graphical techniques including histograms, scatter plots, and ...

Our FDA/Food, Drug & Device Team reviews how new draft guidance from the Food and Drug Administration (FDA) can help manufacturers better understand requirements for drug product manufacturing. The ...

A recent article explained the role of Gas Chromatography-Mass Spectrometry (GC/MS) in the analytics laboratory. The current article focuses on reviewing the technology used for preparing volatile ...

If we want to take samples of some analog waveform, as in doing analog to digital conversions at some particular conversion rate, there is an absolute lower limit to the rate of doing conversions ...

Cochran (1977) outlines eleven steps in the planning of a survey. Good sampling methods must exist in the environment of all of these steps. These steps are (1) a statement of the survey objectives, ...