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Borregaard’s Calcium lignin biopolymer liquid is typically used as dispersing agent or binding agent for industrial applications. It is based on spruce softwood, a natural and renewable material. The product is safe to handle and store, thus, no classification is required with respect to categories of danger, symbol letters or risk phrases. Product specification: Calcium lignin biopolymer has a dry matter content of 51% when sold to customers. The product consists of lignosulfonate and water.