Registration number (WIID)Project No.TitleStatus
71679LVS CEN/TS 17767:2022Organo-mineral fertilizers - Extraction of phosphorus by formic acidStandarts spēkā
13025LVS EN ISO 7837:2003Fertilizers - Determination of bulk density (loose) of fine-grained fertilizersStandarts spēkā
22078LVS EN 14787:2005Fertilizers and liming materials - Determination of water content - Guidelines and recommendationsStandarts spēkā
13037LVS EN ISO 10248:2002 AFluid fertilizers - De-aeration of suspension samples by film disentrainmentStandarts spēkā
13038LVS EN ISO 10249:2002 AFluid fertilizers - Preliminary visual examination and preparation of samples for physical testingStandarts spēkā
72664LVS CEN/TS 17752:2022Inorganic fertilizers - Determination of specific inhibitorsStandarts spēkā
68604CEN/TS 17403:2021Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and in nutrient polymersStandarts spēkā
71678LVS CEN/TS 17766:2022Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elementsStandarts spēkā
13012LVS EN 12049:2003 ASolid fertilizers and liming materials - Determination of moisture content - Gravimetric method by drying under reduced pressure (ISO 8189:1992, modified)Standarts spēkā
22079LVS CEN/TR 15106:2005Fertilizers - Determination of chelating agents EDDHA and EDDHMA by ion pair chromatography - Comparison of non- standardized Lucena method with EN 13368-2:2001Standarts spēkā
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