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NA 057

DIN Standards Committee Food and Agricultural Products

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Drafts of NA 057

Number: 140

DIN EN 17732 2025-12 Soil improvers and growing media - Terminology; German and English version prEN 17732:2025 More 
DIN EN 15925 2025-12 Inorganic fertilizers - Extraction of total sulfur present in various forms; German and English version prEN 15925:2025 More 
DIN EN 15956 2025-12 Inorganic fertilizers - Extraction of phosphorus soluble in mineral acids; German and English version prEN 15956:2025 More 
DIN EN 15957 2025-12 Inorganic fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate; German and English version prEN 15957:2026 More 
DIN EN ISO 24223 2025-12 Milk and milk products - Guidance on sample preparation for physical and chemical testing (ISO/DIS 24223:2025); German and English version prEN ISO 24223:2025 More 
DIN EN 13651 2025-11 Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients; German and English version prEN 13651:2025 More 
DIN EN 18261 2025-11 Compost and digestate - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC); German and English version prEN 18261:2025 More 
DIN EN 18258 2025-11 Soil improvers and growing media - Determination of the mercury content; German and English version prEN 18258:2025 More 
DIN EN 13654-2 2025-11 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method; German and English version prEN 13654-2:2025 More 
DIN EN 13654-1 2025-11 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method; German and English version prEN 13654-1:2025 More 

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