International Organization for Standardization (ISO)
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ISO 5803:2023
Scope
This document specifies a method for the qualitative and quantitative determination of the monoclinic phase present in yttria tetragonal zirconia polycrystal (Y-TZP) powders with an yttria content ≤ 6 mol% using X-ray powder diffraction. This method is also applicable for determining the monoclinic phase content in monolithic Y-TZP ceramics with an yttria content of ≤ 6 mol%.
NOTE For quantitative determination of the monoclinic phase present in zirconia with a higher content of yttria or another stabilizer (e.g. MgO, CaO), this document can be referenced.
ISO 5803:2023 Referenced Document
ISO 20203 Carbonaceous materials used in the production of aluminium - Calcined coke - Determination of crystallite size of calcined petroleum coke by X-ray diffraction
ISO/IEC 17025 General requirements for the competence of testing and calibration laboratories [Standard in French]
ISO 5803:2023 history
2023ISO 5803:2023 Fine ceramics (advanced ceramics, advanced technical ceramics) — Test method for determination of monoclinic phase in zirconia