EN 1085:2007 Wastewater Treatment - Vocabulary*， 2007-02-01 Update
EN 12255-1 Wastewater treatment plants - Part 1: General construction principles
EN 12255-4 Wastewater treatment plants - Part 4: Primary treatment*， 2023-03-01 Update
EN 12255-6 Wastewater treatment plants - Part 6: Activated sludge process*， 2023-07-05 Update
EN 12255-7 Wastewater treatment plants - Part 7: Biological fixed-film reactors
EN 12260 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
EN 12311-2 Flexible sheets for waterproofing - Determination of tensile properties - Part 2: Plastic and rubber sheets for roof waterproofing*， 2013-05-01 Update
EN 13369 Common rules for precast concrete products*， 2023-11-15 Update
EN 13501-1 Fire classification of construction products and building elements - Part 1: Classification using data from reaction to fire tests
EN 14150 Geosynthetic barriers - Determination of permeability to liquids*， 2006-06-01 Update
EN 1905 Plastics piping systems - Unplasticized poly(vinyl chloride) (PVC-U) pipes, fittings and material - Method for assessment of the PVC content based on total chlorine content
EN 206-1 Concrete ?Part 1: Specification, performance, production and conformity Incorporates Amendment A1: 2004; Incorporates Amendment A2: 2005 [Superseded: CEN ENV 206]*， 2023-12-21 Update
EN 580 Plastics piping systems - Unplasticized poly(vinyl chloride) (PVC-U) pipes - Test method for the resistance to dichloromethane at a specified temperature (DCMT)
EN 727 Plastics piping and ducting systems - Thermoplastics pipes and fittings - Determination of Vicat softening temperature (VST)
EN 858-1 Separator systems for light liquids (e.g. oil and petrol) - Part 1: Principles of product design, performance and testing, marking and quality control
EN 872 Water quality - Determination of suspended solids - Method by filtration through glass fibre filters
EN 922 Plastics Piping and Ducting Systems - Pipes and Fittings of Unplasticized Poly(Vinyl Chloride) (PVC-U) - Specimen Preparation for Determination of the Viscosity Number and Calculation of the K-Value
EN 976-1:1997 Underground tanks of glass-reinforced plastics (GRP) - Horizontal cylindrical tanks for the non-pressure storage of liquid petroleum based fuels - Part 1: Requirements and test methods for single wall tanks
EN 978:1997 Underground tanks of glass-reinforced plastics (GRP) - Determination of factor α and factor β
EN ISO 178 Plastics - Determination of flexural properties (ISO 178:2019)*， 2019-05-08 Update
EN ISO 179 Plastics - Determination of Charpy Impact Strength
EN ISO 527 Plastics - Determination of tensile properties - Part 5: Test conditions for unidirectional fibre-reinforced plastic composites (ISO 527-5:2021)*， 2021-12-08 Update
ISO 178:2001 Plastics - Determination of flexural properties
BS EN 12566-3:2005+A2:2013 history
2016BS EN 12566-3:2016 Small wastewater treatment systems for up to 50 PT. Packaged and/or site assembled domestic wastewater treatment plants
2006BS EN 12566-3:2005+A2:2013 Small wastewater treatment systems for up to 50 PT. Packaged and/or site assembled domestic wastewater treatment plants
0000 BS EN 12566-3:2005+A1:2009
2006BS EN 12566-3:2005 Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plants
1994BS 7781:1994 Procedure for type testing of small biological domestic wastewater treatment plants