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Overview ISO 2272:1989 specifies a spectrometric method for the determination of low contents of free glycerol in soaps. The technique uses molecular absorption spectrometry after chemical conversion…
Overview - ISO 22721:2023 (Conveyor belts for underground mining) ISO 22721:2023 specifies technical requirements for rubber- or plastics-covered conveyor belts of textile construction intended for u…
BS EN ISO 22721:2007 specifies requirements for rubber- or plastics-covered conveyor belting of textile construction for underground mining on flat or troughed idlers. It is not applicable to light c…