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NA 057

DIN Standards Committee Food and Agricultural Products

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DIN EN 15923 [CURRENT] references following documents:

Document number Edition Title
EN 1482-2 2007-01 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation More 
EN 15475 2009-01 Fertilizers - Determination of ammoniacal nitrogen More 
EN 1482-1 2007-01 Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling More