Respiratory protective devices - Compressed air line breathing devices with demand valve - Part 1: Devices with a full face mask - Requirements, testing and marking (Endorsed by Asociación Española de Normalización in July of 2018.)
Edition 2018-07-01

Influence of organic materials on water intended for human consumption - Determination of the chlorine demand - Test method
Edition 2015-03-04

Respiratory equipment - Open-circuit umbilical supplied compressed gas diving apparatus - Part 1: Demand apparatus
Edition 2008-11-26

Respiratory equipment - Open-circuit umbilical supplied compressed gas diving apparatus - Part 1: Demand apparatus
Edition 2010-04-28

Watt-hour, var-hour and maximum demand indicators for telemetering - Part 1: General measuring instrument
Edition 2009-04-20

Automatic chemical oxygen demand meter
Edition 1997-08-31

Apparatus for the estimation of biochemical oxygen demand (BODs) with microbial sensor
Edition 1990-11-30

Apparatus for the estimation of biochemical oxygen demand (BODs) with microbial sensor (Amendment 1)
Edition 2006-11-20

Standard Test Method for Determination of the Air-Entraining Admixture Demand of a Cementitious Mixture
Edition 2020

Standard Practice for Estimation of Chlorine Demand of Water
Edition 2017