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Finnigan MAT 4500 Supplies and Services

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The Finnigan 4500 is a quadruple GC/MS sold circa 1981.

SIS has supplied parts and services for the Finnigan 4500.

4500 Repair Services

  • Collector CleaningCollector Cleaning
    Repair service includes sandblasting away all contaminations and replacement of the metal connector pin.
  • Collector RepairCollector Repair
    Repair service includes sandblasting away all contaminations and replacement of the metal connector pin.
  • Elbow Assembly RepairElbow Assembly Repair
    The GLT line and stainless steel capillary tube on the Finnigan 4000 and 4500 can be replaced if the lines become damaged or clogged.
  • Source Heater RepairSource Heater Repair
    Source heaters for your Thermo 4500 and TSQ.
  • Filament RepairFilament Repair
    Filament repairs for all of your Thermo instruments.
  • Ion Volume CleaningIon Volume Cleaning
    Sources can be cleaned and polished to restore them to a like-new condition.
  • Movable Transfer Line RepairMovable Transfer Line Repair
    Repair of broken, damaged or clogged parts can be effected to improve the performance of the assembly according to your requirements.
  • Source CleaningSource Cleaning
    Scientific Instrument Services provides a mass spectrometer source cleaning service. We can expertly clean and service most models of mass spectrometer sources including filament repair. Fast turn-around of repairs
  • Transfer Line RepairTransfer Line Repair
    Repair of broken, damaged or clogged parts can be effected to improve the performance of the assembly according to your requirements.
  • Lens Heater RepairLens Heater Repair
    Our repair includes disassembly of the lens heater, cleaning the ceramic insulating parts, and the installation of new heater wire and leads.
  • Jet Separator RepairJet Separator Repair
    All models of jet separators can be replaced or repaired if the side arms or stem become broken or damaged.
  • Flange RepairsFlange Repairs
    A variety of repairs and modifications can be performed on Finnigan MAT mass spectrometer flanges.