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Description
The Agilent 1100 G1311A Quaternary Pump provides precise, low‑pressure gradient solvent delivery for HPLC applications requiring flexible mobile phase mixing. Its servo‑controlled, dual‑plunger design ensures stable flow, accurate gradients, and reproducible chromatographic performance.
This refurbished Agilent 1100 Series G1311A Quaternary Pump has been fully tested and verified to be in proper working condition by Alliant Scientific.
Includes:
- Agilent G1311A Quaternary Pump
- 30 Day Warranty
TECHNICAL SPECIFICATIONS
- Pump type: Quaternary HPLC pump (low‑pressure mixing)
- Hydraulic system: Dual plunger in series with servo‑controlled variable stroke drive and active inlet valve
- Flow rate range: 0.001 – 10.0 mL/min (0.001 mL/min increments)
- Usable flow range: 0.2 – 10.0 mL/min
- Flow accuracy: ±1% or ±10 µL/min (whichever is greater)
- Flow precision: ≤0.07% RSD or ≤0.02 min SD (retention time based)
- Maximum pressure:
- Up to 400 bar (40 MPa) at ≤5 mL/min
- Up to 200 bar (20 MPa) at ≤10 mL/min
- Gradient formation: Low‑pressure quaternary mixing with high‑speed proportioning valve
- Composition range: 0–95% or 5–100% (user selectable)
- pH range: 1.0 – 12.5 (avoid stainless‑steel‑corrosive acids below pH 2.3)
- Control software: Agilent ChemStation for LC
- System compatibility: Agilent 1100 Series HPLC modules
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