Nicolet ECO-8S ECO8SN FT-IR Fourier Transform Infrared FTIR Spectrometer 1992

Nicolet ECO-8S ECO8SN FT-IR Fourier Transform Infrared FTIR Spectrometer 1992

The Nicolet ECO-8S is a floor-standing Fourier Transform Infrared (FT-IR) spectrometer manufactured by Nicolet Instrument Corporation of Madison, Wisconsin. FT-IR spectrometers use an interferometer — typically a Michelson-type design — to collect broadband infrared light and apply a Fourier transform to produce an absorption spectrum across a wide mid-infrared range simultaneously, rather than scanning wavelength by wavelength. The ECO-8S is a mid-1990s-era research-grade instrument designed for routine and advanced infrared spectroscopy in academic, pharmaceutical, chemical, and materials analysis laboratories. This unit is being offered as-is for parts or repair; the computer controller is not included.

Specifications & What's Included

• Manufacturer: Nicolet Instrument Corp., Madison, Wisconsin — Made in U.S.A.
• Model: ECO-8S (model number ECO8SN on label)
• Serial Number: ABY9300137 (visible on label — internal reference)
• Hardware Revision: B
• Manufacture Date: September 1992
• Instrument Type: FT-IR Fourier Transform Infrared Spectrometer
• Laser: Class 3 Laser Product (DHHS/CDRH 21CFR Chapter 1, Subchapter J compliant as of manufacture date)
• Internal purge system: Dwyer-brand flowmeter (air purge) and pressure gauges with control knobs — visible in photos
• Front-panel controls: OPTICS ON/OFF and PURGE ON/OFF switches, LED status indicator array
• Optical bench: full interferometer assembly, mirror mounts, beamsplitter assembly, motors, and wiring harnesses present and visible with lid open
• Sample compartment: internal sample slide tracks and holders present
• Overall Dimensions: 31" W × 22" D × 19" H (optical bench section; full cabinet height is greater)
• Label part number: 017-7781XX
• Computer controller: NOT INCLUDED — sold as optical bench/cabinet unit only

Applications

FT-IR spectrometers like the Nicolet ECO-8S are standard instruments in chemistry, materials science, pharmaceutical quality control, polymer characterization, forensic analysis, and environmental testing laboratories. The ECO series from Nicolet Instrument Corporation — later acquired by Thermo Electron, now Thermo Fisher Scientific — was widely deployed in university research labs, industrial QC settings, and government analytical facilities through the late 1980s and 1990s. FT-IR is used to identify unknown compounds, verify raw material identity, detect contaminants, monitor chemical reactions, and characterize molecular structure based on characteristic mid-infrared absorption bands. The ECO-8S represents the mid-range of Nicolet's ECO product line, designed to balance performance with a smaller footprint than the full-size 5000 and 8000 series instruments. At this price point, this unit is suitable for laboratories seeking spare optical components (interferometer assemblies, mirror mounts, beamsplitter holders, detector assemblies, power supply boards, purge system components, or front-panel controls) to service other ECO-series instruments, or for a qualified technician with the capability to diagnose and restore the unit to operational status.