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DS/EN ISO 21083-1 - Test method to measure the efficiency of air filtration media against spherical nanomaterials – Part 1: Size range from 20 nm to 500 nm (ISO 21083-1:2018)
December 17, 2018 - DS

This document specifies the testing instruments and procedure for determining the fractional filtration efficiencies of flat sheet filter medium against airborne nanoparticles in the range of 20 nm to 500 nm. The testing methods in this document are limited to spherical or nearly-spherical...

DS/ISO 29464 - Cleaning of air and other gases – Terminology
February 20, 2019 - DS

ISO 29464:2017 establishes a terminology for the air filtration industry and comprises terms and definitions only. ISO 29464:2017 is applicable to particulate and gas phase air filters and air cleaners used for the general ventilation of inhabited enclosed spaces. It is also applicable to...

ISO FDIS 21939-1 - A method to calculate and express energy consumption of industrial wastewater treatment for the purpose of water reuse — Part 1: Biological processes
February 20, 2019 - ISO

This document sets out the general principles for, and provides guidance on, the quantitative characterization of the energy consumed by industrial biological wastewater treatment systems. It does not aim to characterize the treatment pollutants removal performance or process reliability or any...

ASTM F3150 - Standard Specification for HEPA Filtration System Performance of Residential and Commercial Vacuum Cleaners
October 1, 2018 - ASTM

This specification defines industry acceptable test methods and approaches for evaluating residential and commercial vacuum cleaner filtration systems to HEPA filtration performance levels. This specification defines the minimum filtration efficiency requirements for achieving...

ISO DIS 13161 - Water quality - Polonium 210 - Test method using alpha spectrometry
February 6, 2019 - ISO

This document specifies a method for the measurement of 210Po in all types of waters by alpha spectrometry. The method is applicable to test samples of supply/drinking water, rainwater, surface and ground water, marine water, as well as cooling water, industrial water, domestic, and industrial...

DS/EN 13141-1 - Ventilation for buildings – Performance testing of components/products for residential ventilation – Part 1: Externally and internally mounted air transfer devices
February 4, 2019 - DS

This document specifies laboratory methods for testing externally and internally mounted air transfer devices operating under pressure differences. This document applies to air transfer devices of the following types: - air transfer devices with fixed opening(s); - air transfer devices with...

DS/ISO 10704 - Water quality – Gross alpha and gross beta activity – Test method using thin source deposit
February 25, 2019 - DS

This International Standard specifies a method for the determination of gross alpha and gross beta activity concentration for alpha- and beta-emitting radionuclides. Gross alpha and gross beta activity measurement is not intended to give an absolute determination of the activity concentration of...

ISO 21083-1 - Test method to measure the efficiency of air filtration media against spherical nanomaterials - Part 1: Size range from 20 nm to 500 nm
November 1, 2018 - ISO

This document specifies the testing instruments and procedure for determining the fractional filtration efficiencies of flat sheet filter medium against airborne nanoparticles in the range of 20 nm to 500 nm. The testing methods in this document are limited to spherical or nearly-spherical...

ISO DIS 16610-29 - Geometrical product specifications (GPS) - Filtration - Part 29: Linear profile filters - Wavelets
January 8, 2019 - ISO

This document specifies biorthogonal wavelets for profiles and contains the relevant concepts. It gives the basic terminology for biorthogonal wavelets of compact support, together with their usage.

DS/EN 14701-4 - Characterization of sludges – Filtration properties – Part 4: Determination of the drainability of flocculated sludge
January 2, 2019 - DS

This document specifies a method for the determination of drainability of flocculated sludge. It is applicable to sludge and sludge suspensions from: - storm water handling; - urban wastewater collecting systems; - urban wastewater treatment plants; - treating industrial wastewater similar to urban...

ISO 10704 - Water quality — Gross alpha and gross beta activity — Test method using thin source deposit
February 1, 2019 - ISO

This document specifies a method for the determination of gross alpha and gross beta activity concentration for alpha- and beta-emitting radionuclides. Gross alpha and gross beta activity measurement is not intended to give an absolute determination of the activity concentration of all alpha and...

MIL-PRF-14512 - Filter, Gas, 340 L/M, M12A2
November 7, 2018 - NPFC

This performance specification covers a 340 liters per minute (1/m) gas filter which filters out airborne toxic chemical agents as part of a Nuclear, Biological and Chemical (NBC) filtration system in the armored weapons systems.

ASTM E2871 - Standard Test Method for Determining Disinfectant Efficacy Against Biofilm Grown in the CDC Biofilm Reactor Using the Single Tube Method
January 1, 2019 - ASTM

This test method specifies the operational parameters required to perform a quantitative liquid disinfectant efficacy test against bacterial biofilm. The test method was optimized and validated for a Pseudomonas aeruginosa or Staphylococcus aureus biofilm grown in the CDC Biofilm Reactor (E3161)....

DIN EN ISO 8637-2 - Extracorporeal systems for blood purification - Part 2: Extracorporeal blood circuit for haemodialysers, haemodiafilters and haemofilters (ISO 8637-2:2018)
December 1, 2018 - DIN

WARNING - Other requirements and other EU Directives may be applicable to the product(s) falling within the scope of this document. This document specifies requirements for the blood circuit for devices used in extracorporeal blood filtration therapies such as, but not limited to,...

ASTM F2638 - Standard Test Method for Using Aerosol Filtration for Measuring the Performance of Porous Packaging Materials as a Surrogate Microbial Barrier
September 1, 2018 - ASTM

This test method measures the aerosol filtration performance of porous packaging materials by creating a defined aerosol of 1.0 μm particles and assessing the filtration efficiency of the material using either single or dual particle counters. This test method is applicable to porous...

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