Portable equipment for projecting extinguishing agents supplied by firefighting pumps. Hand-held branchpipes for fire service use - High pressure branchpipes PN 401 Scope In addition to the requirements given in EN 151821: 2019, this document applies to hand held high pressure branchpipes (nozzles) with a nominal pressure of 40 bar (4,0 MPa) PN 40, with a maximum flow rate up to 250 l min at a reference pressure of 6 bar (0,6 MPa). It deals with: safety requirements; performance requirements; test methods. This document applies to branchpipes as defined in Annex A of EN 151821: 2019.

from post production to distribution

NOTE 2 Overall guidance for presentation of information from soil surveys is given in ISO 15903

ventilation and air conditioning (HVAC) systems

This European Standard specifies a high-performance liquid chromatographic (HPLC) and an ion chromatographic (IC) method for determination of the nitrate level in vegetables and vegetable products

BS EN 62396-1 on atmospheric radiation effects via single event effects within avionics electronic equipment is useful for:

BS EN 455 is the series of standards for medical gloves that consists of the following parts

using a solution of phosphoric acid and chromium oxide or phosphoric acid and sodium molybdate of specified concentration

Power supply entities

which do not appear in regular IEC standards is described as power threshold

Reynolds number factor FR

Who is ISO 20252 for

BS EN 15276-1:2019 supersedes PD CEN/TR 15276-1:2009