Committee:
GT 1 Soil improvers and growing media
GT 2 Agricultura ecológica
GT 3 Plant biostimulants and agricultural micro-organisms
ISO/TC 134 Fertilizers, soil conditioners and beneficial substances
CEN/TC 223 Soil improvers and growing media
CEN/TC 260 Fertilizers and liming materials
CEN/TC 455 Plant Biostimulants
Standards developed by the committee: CTN 142: 379
Status: ANULADA / 2010-01-27
Fertilizers products. Requirements for labelling of fertilizers different from CE fertilizers. Part 3: Organic-mineral fertilizers.
Fertilizers products. Requirements for labelling of fertilizers different from CE fertilizers. Part 4: Other fertilizers and special products.
Fertilizers products. Requirements for labelling of fertilizers different from CE fertilizers. Part 5: Liming materials.
Fertilizers products. Requirements for labelling of fertilizers different from CE fertilizers. Part 6: Organic soil improvers.
Fertilizers products. Requirements for labelling of fertilizers different from CE fertilizers. Part 7: Other soil improvers.
Status: ANULADA / 2009-10-28
Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
Fertilizers - Determination of cyanamide nitrogen
Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
Status: ANULADA / 2009-05-27
Fertilizers - Determination of ammoniacal nitrogen
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
Fertilizers - Determination of total nitrogen in urea
Fertilizers - Determination of the water-soluble potassium content
Fertilizers - Spectrophotometric determination of biuret in urea
Status: ANULADA / 2008-09-10
Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
Fertilizers - Determination of chelating agents - Determination of iron chelated by o,p-EDDHA by reversed phase HPLC
Status: ANULADA / 2008-04-30
SOIL IMPROVERS AND GROWING MEDIA - SAMPLE PREPARATION FOR CHEMICAL AND PHYSICAL TESTS, DETERMINATION OF DRY MATTER CONTENT, MOISTURE CONTENT AND LABORATORY COMPACTED BULK DENSITY.
Status: ANULADA / 2008-04-16
Carbonate liming materials - Determination of reactivity - Potentiometric titration method with hydrochloric acid.
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