UNE-EN ISO 787-23:1996 GENERAL METHODS OF TEST FOR PIGMENTS AND EXTENDERS. PART 23: DETERMINATION OF DENSITY (USING A CENTRIFUGE TO REMOVE ENTRAINED AIR ). (ISO 787-23:1979).
1996UNE-EN ISO 787-23:1996 GENERAL METHODS OF TEST FOR PIGMENTS AND EXTENDERS. PART 23: DETERMINATION OF DENSITY (USING A CENTRIFUGE TO REMOVE ENTRAINED AIR ). (ISO 787-23:1979).