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download between 0-24 hoursReleased: 2008
ISO 21079-1:2008
ISO 21079-1:2008-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)
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| Standard´s number: | ISO 21079-1:2008 |
| Pages: | 13 |
| Edition: | 1 |
| Released: | 2008 |
DESCRIPTION
ISO 21079-1:2008
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.