Carbon black, dispersant and other additives are used in the composition of Prime Black Master batch TP C 4050. The luster and hardness of the granules are excellent. Many plastic products that people use on daily basis are made from this master batch. This black LLDPE master batch is used across numerous industries, including automotive, agriculture, packaging, electronics, wire & cable and construction. It is recommended to store the granules in a cool, dry place. These are not very sensitive to heat or humidity, but proper storage will increase their shelf life.