HPLC separations involve both the mobile phase (a liquid) and the stationary phase. (usually materials of varying hydrophobicity chemically bonded to a solid support). In. contrast, GC uses the mobile phase only to carry the analyte through the column.
Pulling Data off old HDD. You can get an IDE-to-USB interface, then connect it to your desktop via USB cable. It doesn't matter whether there's an operating system on the hard drive, it will be formatted as an NTFS file system, you just navigate to the files you want and copy them to your desktop's hard drive.
2. Plug it in. If your external hard drive requires an external power source (ie. it needs more power than what can be delivered over USB or Firewire), plug it into an electrical outlet with the AC power adaptor provided with your external hard drive. 1  Connect the drives' data cable to the device and your computer.our OS will guide you through the necessary procedures. 2. Copy your files. The thumb drive should appear as a normal disk on the My Computer screen (Windows) or on the Desktop (Macintosh), like any other hard drive. 1  Drag and drop, or copy and paste the files you wish to move onto the external drive.