Registration number (WIID)Project No.TitleStatus
41765LVS EN 14984:2016Liming materials - Determination of product effect on soil pH - Soil incubation methodStandarts spēkā
38093LVS EN 16195:2013Fertilizers - Determination of chlorides in the absence of organic materialStandarts spēkā
36897LVS EN 13368-1:2014Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatographyStandarts spēkā
31334LVS EN 16075:2012Fertilizers - Determination of N-(2-nitrophenyl)phosphoric triamide (2-NPT) in urea and fertilizers containing urea - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
38092LVS EN 16199:2013Fertilizers - Determination of the sodium extracted by flame emission spectrometryStandarts spēkā
30752LVS EN 15559:2009Fertilizers - Determination of nitric and ammoniacal nitrogen according to ArndStandarts spēkā
29075LVS EN 15452:2008Fertilizers - Determination of chelating agents - Determination of iron chelated by o, p-EDDHA by reversed phase HPLCStandarts spēkā
32472LVS EN 15750:2010Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methodsStandarts spēkā
36494LVS EN 16032:2012Fertilizers - Extraction and determination of elemental sulfurStandarts spēkā
38090LVS EN 16196:2013Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalateStandarts spēkā
Displaying 471-480 of 594 results.