Plant biostimulants - Determination of specific elements - Part 1: Digestion by aqua regia for subsequent determination of elements; German and English version prEN 17701-1:2023
Edition 2023-04

Water quality - Digestion for the determination of selected elements in water - Part 1: Aqua regia digestion (ISO 15587-1:2002); German version EN ISO 15587-1:2002
Edition 2002-07

Plastics - Evaluation of compostability - Test scheme and specifications; German version EN 14995:2006
Edition 2007-03

Fertilizers and liming materials - Determination of arsenic by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolution; German version EN 16317:2013+A1:2017
Edition 2017-05

Fertilizers and liming materials - Determination of mercury by vapour generation (VG) after aqua regia dissolution; German version EN 16320:2013+A1:2017
Edition 2017-05

Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2021); German version EN ISO 15192:2021
Edition 2022-01

Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrometric detection (ISO/DIS 15192:2023); German and English version prEN ISO 15192:2023
Edition 2024-02

Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents, dissolution and determination of gravimetric silica (ISO 20565-1:2008); German version EN ISO 20565-1:2008
Edition 2009-06

Foodstuffs - Determination of trace elements - Pressure digestion; German version EN 13805:2014
Edition 2014-12

Foodstuffs - Determination of trace elements - Determination of arsenic in seafood by graphite furnace atomic absorption spectrometry (GFAAS) after microwave digestion; German version EN 14332:2004
Edition 2004-10