Reference number
ISO 5372:1978
ISO 5372:1978
Condensed phosphates for industrial use (including foodstuffs) — Determination of arsenic content — Silver diethyldithiocarbamate photometric method
Edition 1
1978-08
Retirada
ISO 5372:1978
11415
Retirada (Edición 1, 1978)

Resumen

Applicable to products having As content equal or more than 0.2 mg/kg. Dissolution of a test portion, acidification with hydrochloric acid solution and oxidation with potassium bromide-bromate solution, followed by hydrolysis. Determination in accordance with the general method in ISO 2590, clause 3. Has also been approved by the IUPAC.

Informaciones generales

  •  : Retirada
     : 1978-08
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 2
  • ISO/TC 47
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