Surface active agents. Determination of the total polyethylene glycol content of non-ionic surface active agents (EO adducts) by HPLC/GPC

BS EN 61290-3:2008 supersedes BS EN 61290-3:2000

ISO 163553  is not prescriptive by requiring specific tools and methods

Building construction and maintenance managers

BS 975 gives information on the choice of BS hydrometers that are suitable for the determination of the density of nitric acid solutions

03 mg/l to 5 mg/l) total chlorine

using tlag

Manufacturers of ventilators

BS EN ISO 21302-1:2019 includes some technical changes with respect to ISO 89861:2009

This document is intended for use by a wide range of suppliers

for example container cranes

bevel gears

ventilation characteristics as well as mechanical integrity