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ČSN is a protected designation of Czech national technical standards.
WITHDRAWN published on 12.7.1961
Selected format:Fertilizers - Extraction of total micro-nutrients in fertilizers using aqua regia
Standard published on 1.2.2020
Selected format:Fertilizers - Extraction of total micro-nutrients in fertilizers using aqua regia
WITHDRAWN published on 1.8.2018
Selected format:
WITHDRAWN published on 12.9.1984
Selected format:Fertilizers - Determination of cobalt, copper, iron, manganese and zinc using flame atomic absorption spectrometry (FAAS)
Standard published on 1.11.2018
Selected format:Fertilizers - Determination of cobalt, copper, iron, manganese and zinc using flame atomic absorption spectrometry (FAAS)
WITHDRAWN published on 1.8.2018
Selected format:Fertilizers . Determination of boron in concentrations . 10 % using spectrometry with azomethine-H
Standard published on 1.5.2019
Selected format:Fertilizers - Determination of boron in concentrations . 10 % using spectrometry with azomethine-H
WITHDRAWN published on 1.1.2019
Selected format:
WITHDRAWN published on 19.2.1986
Selected format:Fertilizers - Determination of boron in concentrations . 10 % using acidimetric titration
Standard published on 1.5.2019
Selected format:Latest update: 2026-08-21 (Number of items: 2 298 377)
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