Pulse™ 2000EZ Engineering Resin Natural / STA is a resin in granule and pellet form, composed of polycarbonate (PC) and 2-propenenitrile polymer with 1,3-butadiene and ethenylbenzene, incorporating carbon black. The product is odorless and designed for use in composite materials functions, including resins, binders, and matrix materials, as well as plastics and elastomers applications. It complies with SARA 311/312 regulations and is listed on the TSCA inventory in the USA. It is also listed under California Proposition 65.