Agilent 6890N Used Gas Chromatograph
| Brand | Agilent Technologies |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Agilent 6890N (Refurbished) |
| Price Range | USD 4,200 – 11,200 |
| Detector | FID (Detection Limit: <5 pg C/s on propane) |
| Oven Temperature Range | Ambient +4 °C to 450 °C |
| Split/Splitless Injector Pressure Range | 0–100 psi (optional 0–150 psi) |
| Total Flow Range (Split/Splitless) | 0–200 mL/min N₂, 0–1000 mL/min H₂ or He |
| Autosampler | Integrated Agilent 7683 Control |
| GC Speed | Up to 10× faster than conventional GC |
| Compliance | Designed for ASTM D3606, D5186, ISO 6416, USP <621>, FDA 21 CFR Part 11-ready configurations available |
Overview
The Agilent 6890N is a high-performance, modular gas chromatograph originally engineered by Agilent Technologies (Santa Clara, CA, USA) for routine and regulated analytical laboratories. Built upon a robust, field-proven architecture, the 6890N employs temperature-programmed capillary column separation coupled with precise pneumatic control and detector signal processing to deliver high reproducibility in volatile and semi-volatile organic compound analysis. Its design supports both research-grade method development and validated QC/QA workflows—particularly in petrochemical, environmental, pharmaceutical, and food safety applications. As a refurbished unit, each instrument undergoes full functional validation—including leak testing, oven thermal calibration, detector sensitivity verification (FID baseline noise & response factor), and electronic diagnostics—prior to shipment. Units are reconditioned to meet Agilent’s original operational specifications and include updated firmware compatible with modern ChemStation Plus software environments.
Key Features
- Temperature-controlled oven with ramp rates up to 120 °C/min and stable isothermal hold capability across a range of ambient +4 °C to 450 °C
- Dual independent inlet modules supporting split, splitless, on-column, PTV (programmed temperature vaporizing), and headspace-ready configurations
- FID detector with verified detection limit ≤5 pg carbon/sec (propane), optimized hydrogen/air flow control, and low-noise electrometer design
- Integrated control interface for Agilent 7683 series autosamplers—enabling automated liquid injection, headspace sampling, and large-volume injection (LVI) without hardware modification
- Modular detector bay accommodating optional TCD, µECD, NPD, FPD (including high-sensitivity sulfur/phosphorus variants), and MS-compatible interfaces
- Electronic pressure control (EPC) with real-time monitoring and programmable backpressure regulation for enhanced retention time stability
- Front-panel keypad and LCD display for standalone operation; fully controllable via Ethernet or RS-232 when integrated into networked lab environments
Sample Compatibility & Compliance
The 6890N accommodates a broad spectrum of sample matrices—including hydrocarbon fractions, pesticide residues, residual solvents, flavor volatiles, and environmental extracts—when paired with appropriate column chemistries (e.g., DB-5ms, HP-INNOWAX, DB-VRX). It meets critical performance criteria outlined in ASTM D3606 (benzene/toluene in gasoline), ASTM D5186 (aromatics in diesel), ISO 6416 (petroleum distillates), and USP <621> (chromatographic system suitability). When configured with audit-trail-enabled ChemStation Plus software and operated under documented SOPs, the system supports GLP and GMP compliance requirements. Refurbished units include calibration certificates traceable to NIST standards and are supplied with maintenance logs documenting post-refurbishment validation tests.
Software & Data Management
The Agilent 6890N operates natively with ChemStation Plus software suite (versions A.10.x through B.04.x), providing full method development, sequence execution, peak integration, reporting, and electronic signature capabilities. Optional Cerity Networked Data System enables enterprise-level data archiving, role-based access control, and 21 CFR Part 11-compliant audit trails—including user action logging, parameter change history, and raw data integrity verification. All refurbished instruments ship with licensed software media, driver packages, and documentation required for IQ/OQ protocol execution. Remote diagnostics and firmware updates are supported via Agilent’s Secure Remote Access framework.
Applications
- Petrochemical QA/QC: Hydrocarbon type analysis (PIONA), benzene content, oxygenate quantification per EPA Method 8015
- Environmental testing: VOC screening in soil/water per EPA Methods 502.2, 624, and 8260
- Pharmaceutical residual solvent analysis per ICH Q3C guidelines using headspace-GC/FID
- Food & flavor chemistry: Off-flavor compound profiling, terpene quantitation, and ethanol determination
- Forensic toxicology: Volatile substance identification in blood/headspace samples
- Academic research: Reaction monitoring, polymer degradation product analysis, and catalyst evaluation
FAQ
Is this unit covered by warranty?
Yes—each refurbished Agilent 6890N carries a standard 12-month parts-and-labor warranty, extendable to 24 months upon request.
Does it include an autosampler?
Units may be supplied with or without an Agilent 7683 autosampler; configuration options are specified at quotation stage.
Can it be integrated into a LIMS environment?
Yes—the instrument supports ASTM E1381 and E1482-compliant data export protocols and can interface directly with major LIMS platforms via ASCII, XML, or direct database write.
What documentation accompanies the system?
You receive a Certificate of Calibration, refurbishment report, full set of operational manuals (English), and software license documentation.
Is remote support available after installation?
Yes—our technical team provides post-installation remote assistance for method transfer, troubleshooting, and software configuration via secure screen-sharing sessions.
