Sampling is often used in evaluation as an economical and efficient means of estimating population parameters. Among the approaches to sampling traditionally used, few provide the apparent flexibility ...

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 ...

Polymer production and quality control (QC) requires a range of analytical testing. One common QC test is the analysis of residual monomers in the final polymer material. This method is ideal for ...

Separating single cells from their sample matrix without compromising cell integrity is a balancing act. Single cell RNA sequencing (scRNA-seq) is very sensitive to degradation caused during sample ...

Variety of tetrazole derivatives, including antihypertensive pharmaceutical agent Irbesartan, are produced using alkali metal azides (MeN 3). Azides or hydrazoic acids (HN 3) are extremely lethal when ...

Procedures for testing for active COVID-19 infection currently rely on obtaining swab samples from a patient’s nose or throat, or sputum. Difficulties obtaining these samples can lead to questions ...

What is a matrix and why is it required? The matrix documents the process used by the search committee and Human Resources to review and evaluate job applicants based on objective criteria as ...