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ČSN is a protected designation of Czech national technical standards.
WITHDRAWN published on 17.6.1980
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WITHDRAWN published on 17.6.1980
Selected format:Refractories. Magnesite and magnesite-lime materials. Determination of manganous oxide. Photometric and atomic absorption methods
WITHDRAWN published on 20.7.1990
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WITHDRAWN published on 17.6.1980
Selected format:Refractories. Magnesite and magnesite-lime materials. Determination of calcium oxide. Complexometric and atomic absorption methods
WITHDRAWN published on 20.7.1990
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WITHDRAWN published on 17.6.1980
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WITHDRAWN published on 17.6.1980
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WITHDRAWN published on 21.5.1984
Selected format:Refractories. Magnesite and magnesite-lime materials. Determination of potasium and sodium oxides. Atomic absorption method
WITHDRAWN published on 22.2.1991
Selected format:Refractory materials - Determination of thermal conductivity - Part 2: Hot-wire method (parallel)
Standard published on 1.5.2026
Selected format:Latest update: 2026-07-15 (Number of items: 2 287 995)
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