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:Landmark post-Brexit trade deals to come into force…UK and Turkey to negotiate new trade dealUK to launch talks with Switzerland on new trade dealUK Government strengthens UK-Japan partnership on cyberUK agrees new strategic partnership with Singapore