Registration number (WIID)Project No.TitleStatus
71684LVS CEN/TS 17772:2022Organic and organo-mineral fertilizers - Determination of specific parametersStandarts spēkā
71683LVS CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentStandarts spēkā
71683CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentIzstrādē
71682CEN/TS 17770:2022Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regiaIzstrādē
71682LVS CEN/TS 17770:2022Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regiaStandarts spēkā
71681CEN/TS 17769:2022Organic and organo-mineral fertilizers - Determination of the mercury contentIzstrādē
71681LVS CEN/TS 17769:2022Organic and organo-mineral fertilizers - Determination of the mercury contentStandarts spēkā
71680CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsIzstrādē
71680LVS CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsStandarts spēkā
71679CEN/TS 17767:2022Organo-mineral fertilizers - Extraction of phosphorus by formic acidIzstrādē
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