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ÖNORM EN 15920:2011-07
Действует
Fertilizers - Extraction of phosphorus soluble in 2 % citric acid
ÖNORM EN 15921:2011-07
Действует
Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °C
ÖNORM EN 15922:2011-07
Действует
Fertilizers - Extraction of soluble phosphorus according to Petermann at ambient temperature
ÖNORM EN 15923:2011-07
Действует
Fertilizers - Extraction of phosphorus soluble in Joulie's alcaline ammonium citrate
ÖNORM EN 15924:2011-11
Действует
Fertilizers - Determination of the fineness of grinding of soft natural phosphates
ÖNORM EN 15925:2011-11
Действует
Fertilizers - Extraction of total sulfur present in various forms
ÖNORM EN 15926:2011-11
Действует
Fertilizers - Extraction of water soluble sulfur where the sulfur is in various forms
ÖNORM EN 15928:2010-10
Действует
Fertilizers - Determination of the fineness of grinding (dry procedure)
ÖNORM EN 15950:2010-12
Действует
Fertilizers - Determination of N-(1,2-dicarboxyethyl)-D,L-aspartic acid (Iminodisuccinic acid, IDHA) using high-performance liquid chromatography (HPLC)
ÖNORM EN 15956:2011-11
Действует
Fertilizers - Extraction of phosphorus soluble in mineral acids
ÖNORM EN 15957:2011-11
Действует
Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate
ÖNORM EN 15958:2012-01
Действует
Fertilizers - Extraction of water soluble phosphorus
ÖNORM EN 15959:2012-04
Действует
Fertilizers - Determination of extracted phosphorus
ÖNORM EN 15960:2012-01
Действует
Fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
ÖNORM EN 15961:2017-04
Действует
Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates
ÖNORM EN 15962:2011-03
Действует
Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
ÖNORM EN 16006:2011-10
Действует
Animal feeding stuffs - Determination of the Sum of Fumonisin B1 & B2 in compound animal feed with immunoaffinity clean-up and RP-HPLC with fluorescence detection after pre- or post-column derivatisation
ÖNORM EN 16007:2011-10
Действует
Animal feeding stuffs - Determination of Ochratoxin A in animal feed by immunoaffinity column clean-up and High Performance Liquid Chromatography with fluorescence detection
ÖNORM EN 16024:2011-06
Действует
Fertilizers - Determination of 1H-1,2,4-triazole in urea and in fertilizers containing urea - Method using high-performance liquid chromatography (HPLC)
ÖNORM EN 16032:2012-01
Действует
Fertilizers - Extraction and determination of elemental sulfur
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