Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 2: Determination of loss on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon (ISO 21068-2:2008); German version EN ISO 21068-2:2008
Edition 2008-12

Plant biostimulants - Determination of Escherichia coli; German and English version prEN 17716:2023
Edition 2023-06

Soil quality - Effects of pollutants on earthworms - Part 2: Determination of effects on reproduction of Eisenia fetida/Eisenia andrei and other earthworm species (ISO 11268-2:2023); German version EN ISO 11268-2:2023
Edition 2023-11

Soil quality - Test for measuring the inhibition of reproduction in oribatid mites (Oppia nitens) exposed to contaminants in soil (ISO 23266:2020); German version EN ISO 23266:2021
Edition 2021-08

Soil, treated biowaste, sludge and waste - Digestion of aqua regia soluble fractions of elements (ISO 54321:2020); German version EN ISO 54321:2021
Edition 2021-04

Soil quality - Estimation of abundance of selected microbial gene sequences by quantitative PCR from DNA directly extracted from soil (ISO 17601:2016); German version EN ISO 17601:2018
Edition 2018-08

Water quality - Radium-226 - Part 2: Test method using emanometry (ISO/DIS 13165-2:2021); German and English version prEN ISO 13165-2:2021
Edition 2021-10

Bituminous mixtures - Test methods - Part 35: Laboratory mixing; German and English version prEN 12697-35:2023
Edition 2023-10

Soil quality - Sampling of soil invertebrates - Part 2: Sampling and extraction of micro-arthropods (Collembola and Acarina) (ISO/DIS 23611-2:2023); German and English version prEN ISO 23611-2:2023
Edition 2023-06

Soil quality - Assessment of impact from soil contaminated with petroleum hydrocarbons (ISO 11504:2017); German version EN ISO 11504:2017
Edition 2018-01