Chemical Technology Standards
BS EN ISO 2871-1:2010
Surface active agents. Detergents. Determination of cationic-active matter content - High-molecular-mass cationic-active...
BS EN ISO 2871-2:2010
Surface active agents. Detergents. Determination of cationic-active matter content - Cationic-active matter of low molec...
BS EN ISO 384:2015
Laboratory glass and plastics ware. Principles of design and construction of volumetric instruments...
BS EN ISO 4320:1998
Non-ionic surface active agents. Determination of cloud point index. Volumetric method...
BS EN ISO 5771:2008
Rubber hoses and hose assemblies for transferring anhydrous ammonia. Specification...
BS EN ISO 6141:2015+A1:2020
Gas analysis. Contents of certificates for calibration gas mixtures...
BS EN ISO 6142-1:2015
Gas analysis. Preparation of calibration gas mixtures - Gravimetric method for Class I mixtures...
BS EN ISO 6143:2006
Gas analysis. Comparison methods for determining and checking the composition of calibration gas mixtures...
BS EN ISO 6144:2006
Gas analysis. Preparation of calibration gas mixtures. Static volumetric method...
BS EN ISO 6145-10:2008
Gas analysis. Preparation of calibration gas mixtures using dynamic volumetric methods - Permeation method...
BS EN ISO 6145-11:2008
Gas analysis. Preparation of calibration gas mixtures using dynamic volumetric methods - Electrochemical generation...
BS EN ISO 6145-1:2019
Gas analysis. Preparation of calibration gas mixtures using dynamic methods - General aspects...
BS EN ISO 6145-4:2008
Gas analysis. Preparation of calibration gas mixtures using dynamic volumetric methods - Continuous syringe injection me...
BS EN ISO 6145-5:2010
Gas analysis. Preparation of calibration gas mixtures using dynamic volumetric methods - Capillary calibration devices...