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NA 057

DIN Standards Committee Food and Agricultural Products

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Drafts of NA 057

Number: 101

DIN EN 16087-1 2025-10 Soil improvers and growing media - Determination of the aerobic biological degradation rate of organic matter - Part 1: Oxygen uptake rate (OUR); German and English version prEN 16087-1:2025 More 
DIN EN 13037 2025-10 Soil improvers and growing media - Determination of pH; German and English version prEN 13037:2025 More 
DIN EN 13038 2025-10 Soil improvers and growing media - Determination of electrical conductivity; German and English version prEN 13038:2025 More 
DIN EN 18256 2025-10 Digestate - Determination of the residual biogas potential; German and English version prEN 18256:2025 More 
DIN EN 13039 2025-10 Soil improvers and growing media - Determination of organic matter content and ash; German and English version prEN 13039:2025 More 
DIN EN 13040-1 2025-10 Soil improvers and growing media - Sample preparation - Part 1: Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory bulk density; German and English version prEN 13040-1:2025 More 
DIN EN 13650 2025-10 Soil improvers and growing media - Digestion by aqua regia for subsequent determination of elements; German and English version prEN 13650:2025 More 
DIN EN 18254 2025-10 Soil improvers and growing media - Determination of the inorganic arsenic content; German and English version prEN 18254:2025 More 
DIN EN 18255 2025-10 Soil improvers and growing media - Determination of organic nitrogen; German and English version prEN 18255:2025 More 
DIN EN 18253 2025-10 Soil improvers and growing media - Determination of total organic carbon by dry combustion; German and English version prEN 18253:2025 More 

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