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NA 057

DIN Standards Committee Food and Agricultural Products

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Drafts of NA 057

Number: 139

DIN EN ISO 16634-2 2025-11 Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content - Part 2: Cereals, pulses and cereal coproducts (ISO/DIS 16634-2:2025); German and English version prEN ISO 16634-2:2025 More 
DIN EN ISO 5530-1 2025-11 Wheat flour - Physical characteristics of doughs - Part 1: Determination of water absorption and rheological properties using a farinograph (ISO/FDIS 5530-1:2025); German and English version prEN ISO 5530-1:2025 More 
DIN EN 18252 2025-10 Soil improvers and growing media - Determination of the chloride content; German and English version prEN 18252:2025 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 18251 2025-10 Soil improvers and growing media - Determination of phosphonate content; German and English version prEN 18251:2025 More 
DIN EN 18250 2025-10 Soil improvers and growing media - Plugs - Determination of the dimensions, volume and bulk density; German and English version prEN 18250:2025 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 18253 2025-10 Soil improvers and growing media - Determination of total organic carbon by dry combustion; German and English version prEN 18253:2025 More 
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 16087-2 2025-10 Soil improvers and growing media - Determination of the aerobic biological degradation rate of organic matter - Part 2: Self heating test for compost; German and English version prEN 16087-2:2025 More 

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