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Vacuum Pumps, oil, filters, traps, flanges, valves, gaskets, fittings, o-rings, gauges, ... |  |
Mass Spectrometry Supplies, fittings, multipliers, filaments, service, ... |
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Gas Chromatography SGE products, VICI, cryotraps, fittings, connectors, ... |  |
Liquid Chromatography Syringes to detectors, Optimize columns, ... |
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Thermal Desorption Our patented Short Path™ technology. Systems and supplies for direct extraction, headspace, purge & trap, ... |  |
Laboratory & Cleaning Supplies Abrasives, cleaning supplies, bottles, glassware, organizers, swabs, dust-off, filters, pails, gloves, pipettes, tubing ... |
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Scientific Software Mass spectral libraries (NIST/Wiley), SIMION ion optics modeling, GC/MS file conversion, ... | Custom Services OEM Manufacturing, filament repair, machining, services, welding/brazing, ... |
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Scientific Instrument Services, Inc. is the largest independent specialist in mass spectrometry and chromatography. We supply over 20,000 parts and supplies. SIS is also an OEM manufacturer. We make parts for most of the mass spectrometer manufacturers. These include filaments, fittings, cryo-traps, probes, and interfaces. Our instrumentation includes a suite of patented thermal desorption equipment for sensitive analysis of volatile and semi-volatile compounds. |
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 Yttria coated filament at start |
 Yttria coated filament after 16,000 cycles |
New Pumps Added to the List of LOW COST S.I.S. Rotary Vane
Vacuum Pumps - Save 35 - 50% off the price of comparable vacuum pumps.
Adixen (Alcatel) ACP Series Compact Dry Roughing Pumps - a frictionless pumping module, optimized for operation without internal lubricant.
Next-Advance Lab Products - affordable molecular biology instruments that automate mundane tasks, freeing scientists for repetitive, time consuming procedures.
- Direct Replacement for the Shimadzu QP5000 Filament.
PCI Analytics Products - product solutions for all Analytical Instrumentation
SilTite™ FingerTite, the next generation GC capillary ferrule system without the use of any tools.
(25% discount until Oct 31)
Direct Replacement for the Heated Capillary in the Thermo-Fisher Scientific TSQ & LCQ Mass Spectrometers now available
- Ideal for use in analytical instrumentation
- Will improve your laboratory workflow and reporting confidence in many ways
DigiVac Bench Top Vacuum Gauges
- Vacuum instrumentation with everything you need to go to work
Imtakt HPLC Columns
-offer a wide variety of unique stationary phases in their HPLC
columns
Programmable syringe pumps for controlled flow. Model NE-300 priced at only $275.00
NEW: Wiley 9th Edition - 660,000-850,000
spectra (a 65% increase). 
NEW: Agilent 5973/75 Replacement Source
Heater and Temperature Sensor 
NEW: SIS™ Direct Replacement
Filament for the Amatek/Dycor RGA Leak Detectors and Quadrupoles
(p/n 95381VE), which tests have shown increase service life. 
NEW: SIS™
Replacement Filter Elements For Edwards Oil Mist Eliminators -
Save up to 25% off the price of comparable Edwards replacement
elements. 
Identify mass spectra via library
search with the fully-evaluated, most widely used mass spectral
reference library, compiled by the National Institute of Standards
and Technology (NIST). 
View and capture images or video at
20x/400x power on a PC computer via attached USB cable. 