Vials and Closures Thermo Scientifi c Chromatography Columns and Consumables 2014-2015 2-104 Vial and Cap Materials Septum Materials Chemical Glass PP TPX HDPE Urea PTFE LDPE SIL RR BUTYL Viton Amino Acids E50 E50 E50 E50 E20 E50 E50 E50 E20 E20 E50 Ammonia (pure) SE100 E50 E50 E50 X E100 E50 E20 X G20 X