Respiratory protective devices. Filtering half masks to protect against particles. Requirements, testing, marking1 Scope This European Standard specifies minimum requirements for filtering half masks as respiratory protective devices to protect against particles except for escape purposes. Laboratory and practical performance tests are included for the assessment of compliance with the requirements.

BS EN 1762 on rubber hoses and hose assemblies is useful for:

BS EN 60512-16-9 on assessing the holding capacity of grounding contact springs is useful for:

Why should you use BS EN 13248 - Requirements and test methods for coffee makers

2 Classification of system dependability measurements

BS EN 62132-3 provides users with a test procedure to assess the electromagnetic immunity of integrated circuits which ensures their reliability

BS EN 61924 provides dimensions and the material requirements that shall be used while manufacturing of holder

federal and local government as well as by personal owners has proliferated

Table 11 – Test conditions

PD CEN/TS 54-32 provides guidelines on VAS

The output of a process can be a product

Why should you use BS EN 13723 - Determination of low lead contents in gasolines using wavelength-dispersive X-ray fluorescence spectrometry (XRF)

balanced-flued appliances)