Normas ISO

Guidelines for systems and installations for supply of LNG as fuel to ships

Guidelines for safety and risk assessment of LNG fuel bunkering operations

Timekeeping instruments -- Watch external parts made of hard materials -- General requirements and test methods

Soil functions and related ecosystem services — Definitions, descriptions and conceptual framework

Ecological soil functions — Characteristics, indicators and methods

Requirements and recommendations for elastic barriers, waterproofing and protection of underground concrete structures