TETRAMETHYLSILANE

• WHAT IS TMS?

  standard value for chemical shift values

  -> as the chemical shift values of its H atoms is 0
• WHAT IS TMS USED FOR?

  added in small amounts to sample to calibrate
• WHY IS TMS USED?

  • inert
  • non-toxic
  • easy to remove due to low boiling point
  • only produces one signal