Surface Tension Measurement » LAUDA Drop Volume Tensiometer TVT 2

Advantages

• Applications
• Advantages
• Method
• Software
• Technical Data

General advantages

• No wetting problems such as occur, for example, with ring, plate, and frame methods
• Low sample requirements (0.25 ml to 5 ml)
• Simple tempering options over a wide temperature range (5...90 °C)
• Measurements of rising and falling drops
• Syringes and needles for various applications
• Determination of individual drop volumes
• Positioning accuracy in the micrometer range
• Optional variation of infeed speeds by a factor of 300 via PLL speed control
• Automatic adaptation of infeed speed to the active volume status of the drop
• Automatic adaptation of the light barrier intensity to the liquids used
• Simple handling of various syringe-needle combinations and sizes