BS 8468-8:2020 pdf free.Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents.Test methods. BS 8468-8 NOTE1 The test equipment allows a complete RPD to be challenged with chemical agent and the permeation of agent into the inhaled air to be measured for an extended period. Other test set-ups that are identical in principle but vary in...
BS 8468-5:2020 pdf free
BS 8468-5:2020 pdf free.Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents.Combined and multi-functional apparatus一Specification. BS 8468-5 This British Standard specifies requirements for dual-mode apparatus (combined or multifunctional),combining two of the types of apparatus specified in BS 8468-1, BS 8468-2, BS 8468-4, BS 8468-6.1 or BS 8468-6.2, intended to be used during rescue, evacuation, escape, hazard...
BS 8468-1:2020 pdf free
BS 8468-1:2020 pdf free.Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN> agents .Positive pressure, self-contained, open-circuit breathing apparatus一Specification. BS 8468-1 This British Standard specifies requirements for positive pressure, self-contained, open-circuit breathing apparatus (SCBA) intended to be used during fire-fighting, rescue, evacuation, escape,hazard containment and decontamination, and similar activities by emergency first responders (e.g. fire, ambulance, police,...
BS EN 12472:2020 pdf free
BS EN 12472:2020 pdf free.Method for the simulation of accelerated wear and corrosion for the detection of nickel release from coated items. BS EN 12472 This document specifies a method for the simulation of accelerated wear and corrosion, to be used prior to the detection of nickel release from coated articles that come into direct and prolonged contact with the...
BS EN 12514:2020 pdf free
BS EN 12514:2020 pdf free.Components for supply systems for consuming units with liquid fuels. BS EN 12514 The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document...
BS EN 12697-22:2020 pdf free
BS EN 12697-22:2020 pdf free.Bituminous mixtures一Test methods. BS EN 12697-22 This document describes test methods for determining the susceptibility of bituminous materials to deform under load. The test is applicable to mixtures with upper sieve size less than or equal to 32 mm.The tests are applicable to specimens prepared from asphalt mixtures that have either been manufactured in a laboratory...
BS EN IEC 55036:2020 pdf free
BS EN IEC 55036:2020 pdf free.Electric and hybrid electric road vehicles - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receivers below 30 MHz. BS EN IEC 55036 This document defines limits for 3 m measurement distance and methods of measurement that are designed to provide protection for off-board receivers (at 10 m distance)...
BS ISO 3475:2020 pdf free
BS ISO 3475:2020 pdf free.Essential oil of aniseed (Pimpinella anisum L.) BS ISO 3475 This document specifies certain characteristics of the essential oil of aniseed (Pimpinella anisum L.),with a view to facilitating the assessment of its quality.The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this...
BS EN 16604-30-03:2020 pdf free
BS EN 16604-30-03:2020 pdf free.Space - Space Situational Awareness Monitoring.Observation System Data Message , and other fields where the acquisition of astrometric and photometric data plays a role( e.g. space debris, observational astronomy). The standard contains a message designed to contain observing system parameters exchanged between producers and consumers of astrometric and/or photometric data. These data include observing system name,...
BS EN 17412-1:2020 pdf free
BS EN 17412-1:2020 pdf free.Building Information Modelling一Level of In formation Need. BS EN 17412-1 This document specifies concepts and principles to establish a methodology for specifying level of information need and information deliveries in a consistent way when using building information modelling (BIM).This document specifies the characteristics of different levels used for defining the detail and extent of information required...