Starches and derived products - Determination of nitrogen content by the Kjeldahl method - Spectrophotometric method (ISO 5378:1978); German version EN ISO 5378:1994
Edition 1994-10

Environmental solid matrices - Determination of elements using inductively coupled plasma optical emission spectrometry (ICP-OES) (ISO 22036:2024); German version EN ISO 22036:2024
Edition 2024-04

Plant biostimulants - Claims - Part 5: Determination of availability of confined nutrients in the soil or rhizosphere; German and English version prEN 17700-5:2023
Edition 2023-04

Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version EN 15604:2009
Edition 2009-06

Plant biostimulants - Determination of specific elements - Part 3: Determination of mercury; German and English version prEN 17701-3:2023
Edition 2023-04

German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 32: Determination of antimony by atomic absorption spectrometry (D 32)
Edition 2000-05

Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2013); German version EN ISO 20483:2013
Edition 2014-03

Stationary source emissions - Determination of the total emission of As, Cd, Cr, Co, Cu, Mn, Ni, Pb, Sb, TI and V; German and English version prEN 14385:2023
Edition 2023-09

Starches and derived products - Determination of nitrogen content by the Kjeldahl method - Titrimetric method (ISO 3188:1978); German version EN ISO 3188:1994
Edition 1994-10

Testing of solid fuels - Determination of the phosphorus content
Edition 2004-06