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ÖNORM EN 13654-1:2002-01
Действует
Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
ÖNORM EN 13037:2011-12
Действует
Soil improvers and growing media - Determination of pH
ÖNORM EN 13038:2011-12
Действует
Soil improvers and growing media - Determination of electrical conductivity
ÖNORM EN 14397-1:2010-05
Действует
Fertilizers and liming materials - Determination of carbon dioxide - Part 1: Method for solid fertilizers
ÖNORM EN 15905:2010-08
Действует
Fertilizers - Determination of 3-methylpyrazole (MP) using high-performance liquid chromatography (HPLC)
ÖNORM EN 15921:2011-07
Действует
Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °C
ÖNORM EN 13368-1:2014-03
Действует
Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatography
ÖNORM EN 15451:2008-10
Действует
Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
ONR CEN/TS 16305:2012-03
Действует
Liming materials - Determination of the dust content of granular liming materials before and after simulated handling conditions (CEN/TS 16305:2012)
ÖNORM EN 14787:2005-07
Действует
Fertilizers and liming materials - Determination of water content - Guidelines and recommendations
ÖNORM EN 13040:2008-01
Действует
Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density
ÖNORM EN 15561:2009-05
Действует
Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
ÖNORM EN 15477:2009-03
Действует
Fertilizers - Determination of the water-soluble potassium content
ÖNORM EN 15558:2009-05
Действует
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
ÖNORM EN 14888:2005-10
Действует
Fertilizers and liming materials - Determination of cadmium content
ÖNORM EN 15704:2009-02
Действует
Liming materials - Determination of the breakdown of granulated calcium and calcium/magnesium carbonates under the influence of water
ÖNORM EN 13535:2001-09
Действует
Fertilizers and liming materials - Classification
ÖNORM EN 15958:2012-01
Действует
Fertilizers - Extraction of water soluble phosphorus
ÖNORM EN 13466-1:2002-01
Действует
Fertilizers - Determination of water content (Karl-Fischer-methods) - Part 1: Methanol as extracting medium
ÖNORM EN 15749:2010-03
Действует
Fertilizers - Determination of sulfates content using three different methods
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