The Agilent 1260 Infinity Preparative Autosampler (G2260A) is designed for robust, high-precision sample injection in preparative and semi-preparative HPLC workflows. It supports a wide range of injection volumes and vial formats, making it ideal for compound purification, fraction collection workflows, and method development in pharmaceutical, chemical, and life science laboratories.
The autosampler combines high injection accuracy, excellent reproducibility, and flexible sample handling, ensuring reliable operation under demanding preparative LC conditions.
Technical Specification
General Specifications
- Product Name: Agilent 1260 Infinity Preparative Autosampler
- Model Number: G2260A
- Intended Use: Preparative Liquid Chromatography (LC)
- Control Interface: Agilent ChemStation, Agilent OpenLab, or Instant Pilot (G4208A)
Performance Parameters
- Injection Volume Range:
- 0.1 – 900 µL (in 0.1 µL increments)
- Expandable up to 5000 µL with hardware modification
- Injection Cycle Time: ~50 seconds
- Reproducibility:
- <0.5% RSD for 5–2000 µL
- <1% RSD for 2000–5000 µL
- <3% RSD for 1–5 µL
- Pressure Operating Range: 0 – 40 MPa (0 – 400 bar, 0 – 5800 psi)
- Minimum Sample Volume: 1 µL from 5 µL sample in 100 µL microvial
Sample Capacity
- Standard Tray: 100 × 2 mL vials
- Half-Tray Configurations:
- 40 × 2 mL vials
- 15 × 6 mL vials (Agilent vials only)
Hardware and Connectivity
- Communication Interfaces:
- Controller-area network (CAN)
- GPIB (IEEE-488)
- RS-232C
- APG-remote
- Optional four external contact closures and BCD vial number output
- Power Requirements:
- Voltage: 100 – 240 VAC, ±10% (wide-ranging)
- Frequency: 50 or 60 Hz
- Power Consumption: 300 VA / 200 W
- Safety Features:
- Leak detection with safe leak handling
- Low-voltage zones for maintenance safety
- Error detection and display
Environmental Conditions
- Operating Temperature: 0 – 55°C
- Humidity: < 95% RH (non-condensing)
- Operating Altitude: Up to 2000 m (6500 ft)
Additional Features
- Early Maintenance Feedback (EMF) for preventive system diagnostics
- Automated Needle Wash to reduce carry-over contamination
- Flexible Rotor Seals (Vespel, PEEK) for compatibility with a wide range of solvents
- X-Z-Theta movement system for optimized sample handling
