Stratified random sampling is a method of sampling that divides a population into smaller groups that form the basis of test samples.

Understand isokinetic sampling in unidirectional airflow to support accurate particle monitoring and cleanroom compliance.

Optimal microbial sampling approaches for pharmaceutical environments include surface, passive air, and active air monitoring ...

To take care of issues relating to corrosion and surface activity, special alloys or surface treatments are used. SilcoTek offers surface treatments to resolve issues with reactivity and corrosion ...

Material selection is seldom as easy as pulling an available tube from the stock room. Good sample transport system design incorporates various factors in material selection. These include surface ...

Our FDA/Food, Drug & Device Team reviews how new draft guidance from the Food and Drug Administration (FDA) can help manufacturers better understand requirements for drug product manufacturing.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

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 ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

TOPEKA, Kan. (WIBW) - The City of Topeka has started the water sampling process and is working with Kansas Department of Health and Environment to complete testing. City of Topeka officials said in a ...