Posted on January 17, 2018January 18, 2018 by Pulse AssentISO 19619:2018 Surface active agents. Determination of free propylene oxide content in propylene oxide adduct surfactants . GC method Link: ISO 19619:2018 Surface active agents. Determination of free propylene oxide content in propylene oxide adduct surfactants . GC method Source: BSI Standards Related Posts:UK Government strengthens UK-Japan partnership on cyberGovernment backs SMEs with new Help to Grow campaign…New laws to introduce digital labelling for…SME Council membership revealed ahead of first meeting