Plastics processers and developers of medical and pharmaceutical products can now specify color masterbatches that have been specially formulated for use with medical-grade polyolefins made by LyondellBasell under the Purell brand name. The new masterbatches incorporate pigments and carrier resins that have been tested and certified compliant with USP Class VI standards. The resins are LyondellBasell's PE and PP resins developed to deliver high performance, flexibility, and stability in industries such as the medical industry. The stock masterbatches include a wide range of solid, opaque colors, as well as translucent and transparent tints. Class VI compliant custom colors are also available.