Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification; German version EN 15096:2020
Edition 2020-10

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 2: Determination of total boron, soluble boron compounds, HNO₃-soluble boron in B₄C, H₂O₂ soluble and insoluble fractions in amorphous boron and HF/HNO₃ insoluble fractions in titanium boride
Edition 2016-12

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, other metal borides and elemental boron - Part 3: Determination of the non-metallic major and minor constituents total carbon, total oxygen and total nitrogen as well as of free carbon in B₄C and of loss on drying of amorphus boron
Edition 2016-12

Laboratory glassware - Stopcocks, cone 1 : 10 - Conditions for interchangeability
Edition 2024-07

Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018); German version EN ISO 20236:2021
Edition 2023-04

Fasteners - Hexagon head screws - Product grades A and B (ISO 4017:2022); German version EN ISO 4017:2022
Edition 2022-10

Measurement and control; electrical measuring instruments; printing devices for multi-channel strip chart recording instruments
Edition 1984-09

Discontinuous totalizing automatic weighing instruments (totalizing hopper weighers) - Part 1: Metrological and technical requirements - Tests (OIML R 107-1:2007)
Edition 2014-11

Water conditioning equipment inside buildings - Stonecatcher with a mesh size of 1 mm to 6 mm - Requirements of construction and safety
Edition 2020-10

Vacuum technology; acceptance specifications for diffusions pumps and vapour jet vacuum pumps for vapour pressures of the pump fluid <1 mbar
Edition 1983-02