p. 157 - 170 PROCEDE D'OBTEINITION DE L'ALGINATE DE SODIUM DE L'ALGUE CYSTOSEIRA BARBATA DE LA MER NOIRE Boghici Viorica et State Georgeta Institut Roumain de Recherches Marines Constanta Abstract The paper presents a tehnological scheme for obtaining the natrium alginate amd some comments about the stages which were resolved by means relatively different from those generally used in the alginate fabrication.