Agilent 7683B Series G2913A Injector Tower

System Overview

• Sampler Type: Automatic Liquid Sampler (ALS)
• Model Number: G2913A
• Sampling Method: Syringe‑based liquid injection
• Automation Level: Fully automated, sequence‑based operation

Injection Modes

• Split
• Splitless
• On‑column (GC and inlet dependent)

Injection Volume

• Volume Range: Syringe‑dependent
• Typical Supported Range:
  • 0.1 µL to 10 µL with standard GC syringes
  • Larger volumes possible with appropriate syringes

Injection Performance

• Designed for high injection reproducibility
• Minimizes injection‑to‑injection and analyst‑to‑analyst variability
• Controlled plunger and needle motion for consistent solvent delivery

Syringe Compatibility

• Compatible with standard Agilent GC syringes
• Common syringe sizes supported:
  • 1 µL
  • 5 µL
  • 10 µL
• User‑replaceable syringes

Sample Handling

Sample Capacity

• Determined by connected sample tray configuration
• Common configurations support ~100 sample vials

Sample Vials

• Standard GC autosampler vials
• Crimp‑top or screw‑cap (method‑dependent)

Operation Mode

• Sequential sample processing
• Unattended, walk‑away operation
• Automated rinse, inject, and advance sequence

GC Compatibility

Supported Gas Chromatographs

• Agilent 6890 Series GC
• Agilent 7890 Series GC

Carrier Gases

• Helium
• Hydrogen
• Nitrogen

Control & Integration

• Fully controlled through Agilent GC software
• Integrated with GC electronic control systems
• Suitable for routine quantitative GC methods
• Supports regulated and validated laboratory environments

Physical & Operational Characteristics

• Design: Robust mechanical assembly for stable needle alignment
• Reliability: Proven long‑term field performance
• Maintenance:
  • Minimal routine maintenance
  • Periodic syringe replacement and basic cleaning

Typical Applications

• Environmental VOC / SVOC analysis
• Pharmaceutical residual solvents
• Food and flavor analysis
• Forensic and toxicology testing
• Industrial and chemical QA/QC