Teach students chromatography with an affordable, portable gas chromatograph that uses a unique carbon-nanotube chemiresistance detector to measure both polar and nonpolar compounds. With the easy-to-use Go Direct Mini GC, free experiments from the included e-book, and the free Vernier Instrumental Analysis® app, students can separate, analyze, and identify substances contained in a volatile liquid or gaseous sample. Go Direct Mini GC uses Bluetooth® wireless technology or USB to connect to your device.