Posted on August 5, 2019August 7, 2019 by Pulse AssentISO 20714:2019 E-liquid. Determination of nicotine, propylene glycol and glycerol in liquids used in electronic nicotine delivery devices. Gas chromatographic method Link: ISO 20714:2019 E-liquid. Determination of nicotine, propylene glycol and glycerol in liquids used in electronic nicotine delivery devices. Gas chromatographic method Source: BSI Standards Related Posts:New proposals to strengthen medical devices…Competition winners to deliver UK's first hydrogen…Boost for housebuilders as Homes England prepares to…New cyber laws to protect people’s personal tech…More than ÂŁ70 million to turbocharge the future of…