Fertilizers

prEN 17733 - Soil improvers and growing media - Methods for sampling and sample preparation
Categories: Fertilizers
Committee: CEN/TC 223 (Soil improvers and growing media)
Origin: CEN
Close date: 05 Feb 2026
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prEN 15956 - Inorganic fertilizers - Extraction of phosphorus soluble in mineral acids
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Feb 2026
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prEN 15960 - Inorganic fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Feb 2026
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prEN 15961 - Inorganic fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Feb 2026
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prEN 17729 - Soil improvers - Methods for the determination of the dry matter, quantity, copper, zinc, chloride, nitrogen, P2O5 and K2O content
Categories: Fertilizers
Committee: CEN/TC 223 (Soil improvers and growing media)
Origin: CEN
Close date: 12 Feb 2026
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prEN 13040-2 - Soil improvers and growing media - Sample preparation - Part 2: Sample preparation for microbiological examination
Categories: Fertilizers
Committee: CEN/TC 223 (Soil improvers and growing media)
Origin: CEN
Close date: 12 Feb 2026
Draft Details
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prEN 15925 - Inorganic fertilizers - Extraction of total sulfur present in various forms
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Feb 2026
Draft Details
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prEN 15957 - Inorganic fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 19 Feb 2026
Draft Details
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prEN 17766 - Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elements
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 19 Feb 2026
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prEN 18278 - Soil improvers and growing media - Detection of Salmonella spp.
Categories: Fertilizers
Committee: CEN/TC 223 (Soil improvers and growing media)
Origin: CEN
Close date: 05 Mar 2026
Draft Details
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prEN 18279 - Soil improvers and growing media - Enumeration of enterococci
Categories: Fertilizers
Committee: CEN/TC 223 (Soil improvers and growing media)
Origin: CEN
Close date: 05 Mar 2026
Draft Details
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prEN 18280 - Soil improvers and growing media - Enumeration of Escherichia coli
Categories: Fertilizers
Committee: CEN/TC 223 (Soil improvers and growing media)
Origin: CEN
Close date: 05 Mar 2026
Draft Details
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prEN 17752 - Inorganic fertilizers - Determination of specific inhibiting compounds
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
Draft Details
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prEN 17767 - Organo-mineral fertilizers - Extraction of phosphorus by formic acid
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
Draft Details
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prEN 17768 - Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elements
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
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prEN 17769 - Organic and organo-mineral fertilizers - Determination of the mercury content
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
Draft Details
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prEN 17773 - Organic and organo-mineral fertilizers - Determination of the dry matter content
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
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prEN 17774 - Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by water and weak solvents
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
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prEN 17776 - Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
Draft Details
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prEN 17779 - Organo-mineral fertilizers - Extraction of phosphorus soluble in a neutral ammonium citrate solution
Categories: Fertilizers
Committee: CEN/TC 260 (Fertilizers and liming materials)
Origin: CEN
Close date: 12 Mar 2026
Draft Details
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