Registration number (WIID)Project No.TitleStatus
10508LVS EN 13651:2003 LSoil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrientsStandarts spēkā
11733LVS EN 13652:2003 LSoil improvers and growing media - Extraction of water soluble nutrients and elementsStandarts spēkā
11734LVS EN 13654-1:2003 LSoil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl methodStandarts spēkā
10938LVS EN 13654-1:2003 /NAC:2004Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl methodStandarts spēkā
11735LVS EN 13654-2:2003 LSoil improvers and growing media - Determination of nitrogen - Part 2: Dumas methodStandarts spēkā
11852LVS EN 13971:2004 LCarbonat liming materials - Determination of reactivity - Potentiometric titration method with hydrochlorid acidAtcelts
11836LVS EN 14069:2004Liming materials - Description and minimum requirementsAtcelts
11869LVS EN 14397-2:2004Fertilizers and liming materials - Determination of carbon dioxide - Part 2: Method for liming materialsStandarts spēkā
11451LVS EN 1482:2000Sampling of solid fertilizers and liming materialsAtcelts
11754LVS EN ISO 10248:2003 LFluid fertilizers - De-aeration of suspension samples by film disentrainmentStandarts spēkā
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