Description
The Agilent 1260 Infinity II HPLC System is a high‑performance liquid chromatography platform designed for accurate and reproducible separations in routine and regulated analytical laboratories.
This system configuration integrates the G7111B quaternary low‑pressure gradient pump, G7129A high‑capacity vial sampler, G7116A thermostatted column compartment, and G7115A diode array detector to provide precise solvent proportioning, stable column temperature control, and full‑spectrum UV‑Vis detection.
This refurbished Agilent 1260 Infinity II HPLC System has been fully tested and verified to be in proper working condition by Alliant Scientific
Includes:
- Agilent 1260 Infinity II HPLC system
- Agilent 1260 Infinity II G7111B Quat Pump
- Agilent 1260 Infinity II G7129A Vialsampler
- Agilent 1260 Infinity II G7116A Multicolumn Thermostat (MCT)
- Agilent 1260 Infinity II G7115A DAD WR
- Solvent Tray
- Dell PC with Windows 11 Pro and Data System
- 90 Day Warranty
Optional:
- Premium refurbishment available with extended warranty options
- Module Customization
Disclaimer:Â All brand names and trademarks are the property of their respective owners and are used for identification only. We are not an authorized dealer. Software, if included, is not transferable or upgradable.
Technical Specifications
| System Configuration | |
| Quaternary Pump | Agilent G7111B |
| Vial Sampler | Agilent G7129A |
| Thermostatted Column Compartment | Agilent G7116A |
| Detector | Agilent G7115A Diode Array Detector (DAD) |
| Quaternary Pump (G7111B) | |
| Flow Range | 0.001 – 10 mL/min |
| Maximum Pressure | 600 bar (up to 5 mL/min) |
| Solvent Channels | 4 (quaternary) |
| Gradient Mixing | Low-pressure mixing |
| Degasser | Integrated |
| Vial Sampler (G7129A) | |
| Sample Capacity | Up to 132 x 2 mL vials or 36 x 6 mL vials |
| Injection Volume | 0.1 – 100 µL (expandable up to 1,500 µL) |
| Maximum Pressure | 600 bar |
| Carryover Reduction | Needle wash system |
| Sample Temperature Option | Optional sample thermostat (4 – 40 °C) |
| Thermostatted Column Compartment (G7116A) | |
| Temperature Range | 10 °C below ambient (minimum 4 °C) to 85 °C |
| Temperature Stability | ±0.1 °C |
| Column Capacity | Up to four columns (300 mm length) |
| Temperature Zones | Dual independent zones |
| Valve Options | Optional valve drive up to 800 bar |
| Diode Array Detector (G7115A) | |
| Detection Type | 1024-element photodiode array |
| Wavelength Range | 190 – 950 nm |
| Data Rate | Up to 120 Hz |
| Light Sources | Deuterium and tungsten lamps |
| Slit Widths | 1, 2, 4, 8, 16 nm (programmable) |
Additional information
| Availability | |
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| Condition | |
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Key Features
- Quaternary low‑pressure gradient pump for flexible solvent blending and method development
- Operating pressure capability up to 600 bar for reliable analytical and semi‑preparative workflows
- High‑capacity vial sampler supporting automated, reproducible sample injection with low carryover
- Thermostatted column compartment providing precise and stable column temperature control
- Diode array detector enabling full UV‑Vis spectral acquisition and multi‑wavelength detection
- Modular InfinityLab design allowing system customization, upgrades, and serviceability
- Suitable for isocratic and gradient methods across routine and regulated laboratory environments
Applications
-
Pharmaceutical quality control (QC)
Routine analysis of APIs, excipients, and finished dosage forms with high reproducibility and regulatory compliance. -
Method development and validation
Flexible quaternary gradient capability supports method optimization, robustness testing, and validation workflows. -
Environmental analysis
Quantification of contaminants, pesticides, and organic compounds in water and environmental samples. -
Food and beverage testing
Analysis of additives, preservatives, flavor compounds, and contaminants for quality and safety monitoring. -
Chemical and materials research
Separation and characterization of small molecules, intermediates, and specialty chemicals in R&D laboratories. -
Academic and research laboratories
Reliable platform for teaching, research, and routine analytical chromatography applications.
- Agilent G7111B Quaternary Pump – User Manual (PDF) Agilent-G7111B-Quat-pump-user-manual-pdf.
- Agilent G7129A Vial Sampler – User Manual (PDF) agilent-g7115a-diode-array-detector-user-manual
Frequently Asked Questions (FAQ)
A: Yes. The Agilent 1260 Infinity II platform is widely used in regulated environments, including pharmaceutical quality control laboratories, and supports GLP/GMP workflows when operated with validated software and procedures.
A: Yes. The included G7111B quaternary pump supports both isocratic and low‑pressure gradient methods using up to four solvents, making it suitable for routine analysis and method development.
A: The Agilent 1260 Infinity II system is compatible with Agilent OpenLab CDS and ChemStation software, depending on the laboratory’s configuration and licensing.
A: Yes. The modular InfinityLab design allows additional detectors, valve options, sample temperature control, and other modules to be added as analytical needs change.
A: In addition to the diode array detector, the 1260 Infinity II platform supports other detector types such as variable wavelength detectors, fluorescence detectors, and mass spectrometry interfaces, depending on configuration.
A: Yes. The quaternary solvent capability, stable flow delivery, and precise column temperature control make this system well suited for method development, optimization, and validation.
A: The system includes the listed Agilent modules. Software licenses, columns, consumables, and accessories are typically not included unless explicitly stated.
A: Yes. The system supports operating pressures up to 600 bar, allowing the use of modern analytical columns and a wide range of chromatographic conditions.












