NF EN ISO 26845
Chemical analysis of refractories . General requirements for wet chemicals analysis, atomic absorption spectrometry (AAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) methods
ISO 26845:2008 specifies apparatus, reagents, sampling, sample preparation, terms and definitions, basic procedures, loss on ignition and reporting of results applicable to the following standards, which are used for the chemical analysis of refractory products and raw materials by wet chemical, AAS and ICP-AES: ISO 10058-1, ISO 10058-2 and ISO 10058-3; ISO 20565-1, ISO 20565-2 and ISO 20565-3; ISO 21079-1, ISO 21079-2 and ISO 21079-3; ISO 21587-1, ISO 21587-2 and ISO 21587-3.
ISO 26845:2008 specifies apparatus, reagents, sampling, sample preparation, terms and definitions, basic procedures, loss on ignition and reporting of results applicable to the following standards, which are used for the chemical analysis of refractory products and raw materials by wet chemical, AAS and ICP-AES:
ISO 10058-1, ISO 10058-2 and ISO 10058-3;
ISO 20565-1, ISO 20565-2 and ISO 20565-3;
ISO 21079-1, ISO 21079-2 and ISO 21079-3;
ISO 21587-1, ISO 21587-2 and ISO 21587-3.
Le présent document s'applique aux matériaux réfractaires de la famille silice-alumine. Il concerne la détermination des constituants suivants, dans la gamme de concentration suivante : SiO2 (40 à93 %), AI2O3 (1 à 60%), Fe2O3 (0à10%) et T i02, CaO, MgO, K20, N a20 (0,01 à 5 %).
- Avant-proposiv
- Introductionv
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1 Domaine d'application1
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2 Références normatives1
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3 Termes et définitions2
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4 Appareillage2
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5 Réactifs6
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6 Échantillonnage12
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7 Masse de l'échantillon12
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8 Mode opératoire de base12
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9 Détermination de la perte au feu (gravimétrique)13
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10 Expression des résultats d'essai13
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11 Étude et approbation des résultats d'essai14
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12 Rapport d'essai14
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