Production of pure cellulose pulp using methods applicable at the industrial scale from the industrially available paper-grade pulp manufactured by Qena Company. Using of the produced pure cellulose pulp for the industrial production of nitrocellulose and other industrial cellulose derivatives that need pure cellulose. The properties of the prepared cellulose pulp were fully complied with the standards used at Military Factory 18, and also comparable to the imported ones. Applications in production of nitrocellulose and other cellulose derivatives such as carboxymethyl cellulose, methyl cellulose….etc.