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ISO International Standard

Chemical analysis of refractories containing alumina, zirconia and silica — Refractories containing 5 percent to 45 percent of ZrO2 (alternative to the X-ray fluorescence method) — Part 1: Apparatus, reagents and dissolution

ISO 21079-1:2008 specifies methods for the chemical analysis of AZS (alumina, zirconia, and silica) refractory products (containing 5 % to 45 % of ZrO2) and raw materials, using traditional (“wet”) methods, inductively coupled plasma atomic emission (ICP-AE) spectrometry and flame atomic absorption (FAA) spectrometry. It covers apparatus, reagents and dissolution methods.

ISO 21079-1:2008 is not applicable to MgO-based refractories.

ISO 21079-1:2008 gives alternatives to the X-ray fluorescence (XRF) method given in ISO 12677.

Purchase ISO Standard

  • Publication Date: 2008-04-01
  • Ref: ISO 21079-1:2008
  • stdNumber: 21079
  • Version: 1
  • Edition: 1
  • Pages: 13

$103.95

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