Registration number (WIID)Project No.TitleStatus
59361LVS EN 17090:2019Fertilizers - Determination of nitrification inhibitor DMPSA in fertilizers - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
41765LVS EN 14984:2016Liming materials - Determination of product effect on soil pH - Soil incubation methodStandarts spēkā
74955LVS CEN/TR 14061:2021/AC:2022Fertilizers - Determination of dust contentStandarts spēkā
38093LVS EN 16195:2013Fertilizers - Determination of chlorides in the absence of organic materialStandarts spēkā
65799LVS CEN/TS 17338:2019Liming materials - Determination of the lime requirement in soil - Ammonium acetate buffer method pH 5,5Standarts spēkā
26044LVS EN 15704:2009Liming materials - Determination of the breakdown of granulated calcium and calcium/magnesium carbonates under the influence of waterStandarts spēkā
61146LVS EN 15961:2017Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfatesStandarts spēkā
71689LVS CEN/TS 17777:2022Organic and organo-mineral fertilizers - Determination of specific elementsStandarts spēkā
74036LVS EN 1482-3:2024Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 3: Sampling of static heapsStandarts spēkā
75456LVS EN 15705:2023Inorganic fertilizers - Determination of methylen-urea oligomers using high-performance liquid chromatography (HPLC)Standarts spēkā
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