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Siliconizing Glassware

Siliconizing Glassware

Caution: Wear gloves and lab coat. Work with dichlorodimethylsilene in hood.
  1. Fill large dessicator with glassware.
  2. Put 1 ml dichlorodimethylsilene in a small beaker and put it in the dessicator.
  3. Pull vacuum (water aspirator) for 5 min.
  4. Pull off hose to open vacuum quickly and pull vacuum on it for 5 min.
  5. Close dessicator and keep under vacuum for 2 hr under hood (turn off water).
  6. Remove the glassware from dessicator and bake at least 2 hr at 180 C (375 F).