UNE 55752:1984 SURFACE ACTIVE AGENTS. CONDENSED PHOSPHATES TO BE USED AS RAW-MATERIALS IN DETERGENT FORMULATIONS. DETERMINATION OF CALCIUM CONTENT. FLAME ATOMIC ABSORPTION SPECTROMETRIC METHOD
1984UNE 55752:1984 SURFACE ACTIVE AGENTS. CONDENSED PHOSPHATES TO BE USED AS RAW-MATERIALS IN DETERGENT FORMULATIONS. DETERMINATION OF CALCIUM CONTENT. FLAME ATOMIC ABSORPTION SPECTROMETRIC METHOD