Ссылочный номер
ISO 2926:1974
ISO 2926:1974
Aluminium oxide primarily used for the production of aluminium — Particle size analysis — Sieving method
Версия 1
1974-02
В время отменен
ISO 2926:1974
7971
Отозвано (Версия 1, 1974)

Тезис

Specifies a method for determining the mass distribution of the particle sizes of diameter 50 m and more. The procedure based on mechanical sieving of the crude sample, dried at 100 °C, through woven wire sieves in an atmosphere of relative humidity not more than 50 %. Weighing of each of the separate fractions. Verification, by means of a lens or microscope, of the degree of obstruction of the sieve meshes (maximum permitted obstruction: 1 %). Has also been approved by the IUPAC.

Общая информация

  •  : Отозвано
     : 1974-02
    : Отмена международного стандарта [95.99]
  •  : 1
  • ISO/TC 226
    71.100.10 
  • RSS обновления

Жизненный цикл

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