A unique combination of a classic mixer mill and a planetary ball mill

A much discussed issue related to Near Infrared Analysis (NIR) is the necessity of sample preparation. Ground and unground samples of wheat were analyzed to determine how truly necessary it to homogenize samples before NIR analysis.

Polynuclear aromatic hydrocarbons, also known as PAH, are used as plasticizers in many caoutchouc products, such as the rubber grips of tools. Some PAH have a proven carcinogenic effect on humans; this is why there are critical limits for the maximum