Indoor air - Part 44: Test method for measuring perceived indoor air quality for use in testing the performance of gas phase air cleaners (ISO 16000-44:2023)

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 45: Interlaboratory comparisons for proficiency testing of laboratories (A 45)

Non-destructive testing - Radiation methods for computed tomography - Part 1: Terminology (ISO/DIS 15708-1:2024)

Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with full face mask - Requirements, testing, marking

Metallic materials - Instrumented indentation test for hardness and materials parameters - Part 2: Verification and calibration of testing machines (ISO/DIS 14577-2:2024)

Unfired pressure vessels - Part 5: Inspection and testing; German version EN 13445-5:2021+A1:2024

Methods of testing cement - Part 12: Reactivity of cement constituents - Heat of hydration and bound water content methods

Conformity assessment - General requirements for the competence of proficiency testing providers (ISO/IEC 17043:2023); German and English version EN ISO/IEC 17043:2023/A11:2024

Articles and materials from synthetic for use in underground mines - Part 3: Spiral air ducts and flat air ducts - Safety requirements, testing, marking

Natural gas upstream area - Determination and calculation of shale brittleness index - Part 2: Determination of shale mechanical characteristics based on triaxial testing method