Agilent G1311A Quaternary HPLC Pump

Agilent G1311A Quaternary HPLC Pump

  • Legendary reproducibility
  • 0.001 – 10 ml/min
  • Warranties up to 1 year
  • All 1100 components eligible for trade-in trade-up
  • GMI sells complete systems
  • GMI also sells isocratic and binary pumps -new and used

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Agilent Technologies - 1100 High Performance Quaternary HPLC pump G1311A is refurbished to specification and is GMI Certified The G1311A quaternary pump provides: - highest flexibility in solvent mixing for a wide range of research and routine applications and flow range, suitable for 0.2 ml/min up to 10 ml/min. $ Call us for a quote on a Certified Pre-Owned Agilent G1311 Quaternary HPLC pump! Did you know: GMI offers complete and comprehensive maintenance and support plans – your choice. Rentals or Lease? No problem. We’d love to help with your financing. Thank you once again for considering purchasing this re-certified, refurbished-to-specification, Agilent HPLC pump from GMI. For over 20 years and scores of installations later GMI has removed 100% of the risk in ‘buying used’ chromatography instrumentation to discerning scientists like you. GMI is a ISO 9001:2008 certified company – your proof that your instrument purchase from GMI passes through rigorous refurbishing, recalibration, and recertification process, arriving at your laboratory in fully working order and defect free. We are not an auction company, and we nor are we an instrument broker… getting in the middle of ‘deals’. All items come complete with the final QC date, engineer’s ID#, and a copy of test results / QC data, if applicable. Additionally, all items are thoroughly cleaned and professionally packaged / crated with care to ensure they arrive safely in your lab ready for professional installation. Service, Parts, Relocations, Installations, Validations, Buy, Sell, Rent, Lease – one call does it all from GMI Do you own an 1100 and want to ‘move up’ to a NEW system? Your 1100 is eligible for the GMI “Trade-In Trade-up Program” Ask your representative today how to save over 7000.00 on a NEW HPLC system from GMI!

Setable flow range 0.001 – 10 ml/min, in 0.001 ml/min increments
Flow range 0.2 – 10.0 ml/min
Flow precision less than 0.3 % RSD (typically 0.15 %), based on retention time, at 1 ml/min
Pressure Operating range 0 – 40 MPa (0 – 400 bar, 0 – 5880 psi) up to 5 ml/min
Hydraulic system Dual plunger in series pump with proprietary servo-controlled variable stroke drive, floating plungers and active inlet valve
Pressure pulsation less than 2 %amplitude (typically less than 1 %), at 1 ml/min isopropanol, at all pressures greater than 1 MPa (10bar)
Compressibility compensation User-selectable, based on mobile phase compressibility
Recommended pH range 1.0 – 12.5, solvents with pH > 2.3 should not contain acids which attack stainless steel
Gradient formation Low pressure quaternary mixing/gradient capability using proprietary high-speed proportioning valve Delay volume 800 – 1100 µl, dependent on back pressure
Composition Range 0 – 95 % or 5 – 100 %, user selectable
Composition Precision less than 0.2 % SD, at 0.2 and 1 ml/min
Analog output For pressure monitoring, 2 mV/bar, one output
Communications LAN, GameBoy, Clarity Data System, Agilent supplied software
GMI Certified Service means:
  • Healthy operation of your instrument
  • Helping to ensure the quality of your results
  • Lowering cost of ownership through multilple service agreement options
  • Prolonging instrument serviceable life
  • Safe Operation of your equipment
  • Minimizing downtime increases productivity and minimizes revenue loss
  • Instrument Evaluation Services
  • Contract Refurbishing
  • Relocation Services
  • Equipment Finder Service
  • Training Courses
  • Depot Repair
  • Instrument Decommisioning & Disposal Services
Service Agreements

Preventative Maintenance Visit
('tune up', including cleaning, lubrication, and adjustments)
1 Service Visit
Service Visit 1PM
1 Service Visit
1 2
Parts and Labor    

Discounted Parts
Discounted Labor (As needed)

Lab Equipment Replacement Parts & Accessories

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Your trusted source for new, factory clearance & certified pre-owned lab instruments since 1995.

  • We routinely save discerning laboratories 30-80% with our recertified pre-owned and factory clearance instrument offerings.

  • Quality? ISO 9001:2008 certified means we remove 100% of the risk in buying ‘used’ laboratory equipment.

  • Warranties from 90 days to a year as well as multi-year service agreements are available.

GMI is an ISO 9001:2008 certified company - proof that your instruments pass through a rigorous re-certification process to ensure that it arrives at your laboratory defect-free and in full working order.
We are neither an auction company nor an instrumentation broker. GMI employs our own factory-trained engineers to ensure full control of this process.
Unlike small-time businesses and brokers, GMI goes beyond offering money-back promises. We offer real product warranties.
Apart from our meticulous inspection processes, GMI’s available warranties and multi-year service agreements guarantee customer satisfaction - no need to go through frustrating and time-consuming product returns!
Additionally, all items are thoroughly cleaned and professionally packaged/crated with care to insure they arrive in your lab ready for use.