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Founded in 1978 to provide mass spectrometer consumables laboratory instrument parts, filament wire, electron multipliers, capillary columns and vacuum system components at reasonable prices, SIS has grown to be a recognized leader in manufacturing assemblies, supplies and services for the scientific and medical communities worldwide. The same innovation and dedication to quality that built our early following of loyal customers is still evident in the products we make and sell, even as we expand to meet the needs of new analytical techniques.

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