SETT ATT FRAMSTELLA PULVERISERAD NATRIUMHYDROXID

摘要

1456942 Powdered NaOH compositions COORDINATION ET DEVELOPPEMENT DE L'INNOVATION S A 22 Jan 1975 [29 Jan 1974] 2837/75 Heading C1A Powdered NaOH containing compositions are prepared by grinding NaOH flakes or pellets with a dry, hydroscopic, water-insoluble mineral. The preferred weight proportions of NaOH to mineral are 100 and 20-1000, respectively, with the particle size of the powder ground preferably to a size lying between 50 and 1000 Ám by using a conventional hammer mill. The preferred mineral is dry powdered clay.