ISO 5933:1980
Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use — Determination of total nickel content of boric acid, boric oxide and disodium tetraborates and the alkali-soluble nickel content of crude sodium borates — Furil alpha-dioxime photometric method
Reference number
ISO 5933:1980
Edición 1
1980-11
Retirada
ISO 5933:1980
12127
Retirada (Edición 1, 1980)

Resumen

Specifies a method applicable to products in which the nickel content being determined exceeds 0,1 mg/kg. The principle of determination is based on dissolution of a test portion, formation of the coloured nickel furil -dioxime complex, extraction with chloroform and photometric measurement at a wavelength of about 435 nm.

Informaciones generales

  •  : Retirada
     : 1980-11
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 4
  • ISO/TC 47
    71.060.01 
  • RSS actualizaciones

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