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NA 057

DIN Standards Committee Food and Agricultural Products

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DIN EN 13654-1 [CURRENT] references following documents:

Document number Edition Title
EN ISO 3696 1995-04 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987) More 
EN 13651 2001-09 Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients More 
EN 13652 2001-09 Soil improvers and growing media - Extraction of water soluble nutrients and elements More 
ISO 11261 1995-03 Soil quality - Determination of total nitrogen - Modified Kjeldahl method More