BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20190531T000000Z DTEND:20190531T000000Z SUMMARY:23rd Green Chemistry & Engineering Conference and 9th International Conference on Green and Sustainable Chemistry: Standard registration deadline due before 31st May 2019 LOCATION:Hyatt Regency Reston,Reston, Virginia,United States END:VEVENT END:VCALENDAR