Risk-based program offers sponsors a faster way to show residue detection method meets requirements during approval process ...

EPA uses information from a broad range of vertebrate animal tests to evaluate the potential risks of chemicals, assess potential impacts on the environment, and approve chemicals for certain uses.

In the United States, heart disease is the leading cause of death among adults. Vascular stents are vital medical devices that are used to ensure patients increase their life expectancy and lead ...

Is SW-846 Method 9045D (pH of solids) applicable to organic liquid waste matrices? Section 1.1 of Method 9045D states that the pH of non-aqueous liquids can be determined by the procedure. Water ...

There are a multitude of available test procedures and methods for water and wastewater treatment operators. They range from colorimetric, titrimetric, electrometric (meter & probe), turbimetric, ...

A material’s hardness relates to its mechanical resistance when subjected to mechanical indentation by another harder body. Diamond is considered the hardest natural material and is typically used for ...