Plastics and Polymers

Determination of Ash in Polystyrene

Determining the filler content of plastic is an important aspect of quality control monitoring. Ash is the inorganic remainder that is left after heating a polymer at high temperatures to remove the presence of water and organic matter. Therefore,...

National and regional regulations provide guidance on the approved grade and type of Carbon Black, and some regulations specifically restrict the amount of Carbon Black that may be present in plastics designated for food contact. A common method f...

The determination of Nitrogen is crucial in the material characterization and quality control procedures for the manufacturing and molding process of plastic materials. The LECO FP928 is a Nitrogen determinator that utilizes an automated Dumas co...