Standard Practice for Determination of Soluble Residual Contaminants in Materials by Ultrasonic Extraction

ISO 22744‑1 is applicable to all types of materials of textile products

achievable measurement and control

A third type

BS EN 15140 on public passenger transport is useful for:

Bromine number represents the aliphatic unsaturation present in petroleum samples

BS EN 442-1 deals with radiators and convectors installed in a permanent manner in construction works

Data encryption is one way to ensure its protection

BS EN 60068-3-1 provides guidance regarding the performance of cold and dry heat tests

1 – Example of test sequence with cold or dry heat testing

BS EN IEC 60384-21 on fixed capacitors for use in electronic equipment is applicable to:

BS 8521:2009 Specification for dual-tone multi-frequency (DTMF) signalling protocol for social alarm systems

— specifies additional test methods for machine verification