AP/IRIS

Atmospheric Pressure IR & UV MALDI PDF Ion Source

Atmospheric Pressure IR & UV-MALDI PDF includes:

• Laser by OPOTEK Inc., Carlsbad, CA
• Tuning wavelength range: 2.7 to 3.1 and 3.0 to 3.4 µm models available
• Greater than 1 mJ pulse energy over entire tuning ranges with 5 ns pulse width
• Low repetition rate 20 Hz and high repetition rate 100 Hz models available
• Optional 355 nm UV output at same repetition rates and energy for UV MALDI applications

Atmospheric Pressure IR & UV-MALDI PDF advantages:

• MALDI without solid matrix
• Compact all-in-one design combines pump laser and OPO for portability
• Lower ownership cost with UV and IR in one unit
• High throughput applications with 100 Hz IR laser

New Features For The User

• Two Optical fibers for both UV and IR wavelengths.
• Software controlled energy attenuation
• Software controlled wavelength tuning
• Separate housing for IR laser and power supply.
• Target Software Version 7.

Sample Preparation

• Crystalline: fast co-crystallization.

  Premix matrix and analyte in solution phase Spot 2 µl and use heat to fast evaporate solvent

  Analyte With Solid Matrix

  

• Glycerol based solution.

  Premix matrix and analyte in solution phase Spot 0.5 µl.

  Analyte With Glycerol Matrix

  

• Solution: just add water.

  Spot 3 µl of sample dissolved in water.

  Carbohydrate With H₂O Matrix