For Sale THERMO SCIENTIFIC Vanquish Flex Liquid Chromatograph/HPLC

For Sale Thermo Scientific Vanquish Flex Quaternary UHPLC System Unit 4

• Fully Functional
• Serviced & in Stock
• Current Model
• Made in 2021 (Column Compartment H is 2018)
• Good cosmetic condition
• Technical sales consultation available
• WARRANTY

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Here is what you will receive:
• Vanquish Variable Wavelength Detector F p/n: VF-D40-A with Standard flow cell, biocompatible (11 uL, 10 mm, 5 MPa, PEEK) p/n 6077.0200
• Vanquish Split Sampler FT p/n: VF-A10-A
• Vanquish Split Sampler Sample Racks 54 pos. x 12 mm OD vials (≤ 1.5 mL) Qty.(4)
• Vanquish Quaternary Pump F w/ Static Mixer, volume: 350 uL & Capilary Mixer, volume: 50 uL p/n: VF-P20-A
• Vanquish Column Compartment H w/ Active Column Preheater p/n: VH-C10-A
• Solvents Rack
• Inter-communication cables
• Standard power cords

Please note that the computer with Thermo Chromeleon software is not included.

Vanquish Flex Quaternary UHPLC System Configuration:
Vanquish Variable Wavelength Detector F:
• Optical design: UV/VIS/NIR photometer (tunable Czerny-Turner monochromator) with additional internal reference beam
• Light source: Deuterium lamp for UV and VIS; Tungsten lamp for VIS and NIR
• Wavelength range: 190–900 nm (with deuterium and tungsten lamp)
• Spectral bandwidth: typ. 6 nm at 254 nm
• Wavelength Accuracy: ± 1 nm
• Wavelength Repeatability: ± 0.1 nm
• Wavelength Calibration: Internal calibration with zero order of monochromator spectrum
• Wavelength Validation: Internal validation with holmium-oxide filter
• Signal channel: Up to 4 signal channels
• Data collection rate (single-channel): up to 250 Hz; (multi-channel) Up to 5 Hz
• Noise (single-channel): <±2.5 uAU at 254 nm
• Noise (multi-channel): <±10 uAU (typical <±7 uAU) at 254 nm and 280 nm
• Drift: <0.1 mAU/h at 254 nm
• Linearity: <5% at 2.5 AU (typical <3% at 2.5 AU
• Flow Cell: Standard flow cell, biocompatible (11 uL, 10 mm, 5 MPa, PEEK)

Vanquish Split Sampler FT:
• Injection units: 1
• Operating principle: split loop injection
• Pressure range: 2–103 MPa
• Injection volume range: 0.01–25 uL, min. Step = 0.01 uL
• Injection volume accuracy: typically ±0.5% for 10 uL water
• Injection volume precision: <0.25% area RSD for 1 uL (caffeine in water); typically <0.5% area RSD for 0.5 uL (caffeine in water)
• Injection linearity: r > 0.99999 (caffeine in water)
• Injection cycle time: down to 8s depending on separation conditions
• Minimum sample required: 2 uL at 1 uL injection volume
• Carryover (UV): <0.002% with caffeine (typically: <0.0004%)
• Needle wash (external): 1 solvent per injection unit, dip rinse and continuous rinse
• Sample compartment temperature range: 4–40 DegC (≥23 K below ambient at <80% RH)
• Sample temperature accuracy: -2 DegC/+4 DegC
• Sample temperature stability: ±1 DegC
• Dwell volume (contribution of the autosampler to the system gradient delay volume):
• Method Transfer capability: 110 uL with 25 uL sample loop
• Sample capacity: 4 segments useable for sample racks or well plates with SBS footprint format; plus a capacity of 12 x 22.5 mm O.D. vials in the carousel
• Included sample racks: (4) x 54×12 mm OD vials (≤1.5 mL)
• Barcode reading: empty segment detection, rack/well plate verification, inventory management

Vanquish Quaternary Pump F:
• Operating Principle: serial dual-piston pump
• Flow Range: 0.001–8 mL/min, in 1 uL/min increments
• Pressure Range: 2–103 MPa; flow rate >5 mL/min, the pressure range decreases 80 MPa
• Compressibility Compensation: fully automated, independent of the composition of the mobile phase
• Flow Accuracy: ±0.1%
• Flow Precision: <0.05% RSD or <0.01 min SD, whichever is greater
• Pulsation typically: <1.0% or <0.2 MPa, whichever is greater
• Gradient Formation: low-pressure gradient proportioning
• Proportioning Accuracy: ±0.5% of full-scale
• Proportioning Precision: <0.15% SD
• Number of Solvent Lines: 4
• Mixer Volume: 400 uL (50 uL proprietary capillary mixer and 350 uL static mixer)
• Dwell Volume: 679 uL
• Solvent Degassing: built-in, 4 Channels

Vanquish Column Compartment H with Active Column Preheater:
Operating Principle Column Chamber: Still air and forced air
• Temperature Range: 5–120 DegC in 0.1 DegC increments (18K below ambient)
• Temperature Stability: ±0.05K
• Temperature Accuracy: ±0.5K (up to 80 DegC)
• Heating Performance: <15 min, 20–50 DegC, ±1K Typical: 5 min, 25–40 DegC, ±1K
• Cooling Performance: <15 min, 50–20 DegC, ±1K
• Capacity: 2 column slots

Operating Principle Pre-heater: Active
• Temperature Range: 30–120 DegC (5K above ambient)
• Temperature Stability: ±0.5K
• Temperature Accuracy: ±2K
• Heating Performance: 80 DegC at 2.5 mL/min, 120 DegC at 1 mL/min (water/acetonitrile (50/50, v/v))
• Capacity: 2 column slots
• Temperature Zones: 1 per device (up to 3 zones in stacked configuration)
• Column ID: 4 column ID tags
• Valve: 2 Positions 6 Ports Thermo Scientific 150MPa bio

Customization/Options: N/A

Testing performed by our in-house service team:
The Vanquish Flex Quaternary UHPLC System passed all tests and was found to be fully functional:
Vanquish Quaternary Pump F:
• We performed the initialization test.
• We conducted the self-test.
• We verified the software communication test.
• We performed the gradient proportioning valve test.
• We completed the seal-washing pump test.
• We ran the pressure limiter test.
• We tested the flow rate accuracy.
• We ran a solvent delivery stability.

Vanquish Split Sampler FT:
• We conducted the initialization test.
• We checked the software communication.
• We tested the sample cooler set temperature accuracy.
• We performed the needle wash test.
• We carried out the reproducibility test.

Vanquish Column Compartment H:
• We conducted the initialization test.
• We verified the software communication.
• We conducted the heating and cooling test.
• We performed the switching valve test.
• We tested the active column preheater.
• We checked the leak sensor.

Vanquish Variable Wavelength Detector F:
• We performed the initialization test.
• We verified the software communication.
• We checked the leak sensor.
• We conducted test injections of the caffeine solution and verified the peaks.

Instrument Overview:
• Thermo Scientific Vanquish Flex Quaternary UHPLC System delivers robust performance for demanding chromatographic workflows.
• Engineered for high throughput and precise gradient control in both routine and research environments.
• Integrates a variable-wavelength detector optimized for the accurate quantification of UV-absorbing analytes.
• Compatible with a wide range of columns and mobile phases for flexible method development.
• Offers reliable injection precision and consistent retention times across extended run sequences.
• Vanquish Flex Quaternary UHPLC System ensures dependable, reproducible results with minimal maintenance requirements.

Instrument Application:
• Analysis of pharmaceutical compounds for purity and content uniformity
• Quantification of food additives and preservatives
• Detection of environmental contaminants in water samples
• Routine quality control of chemical raw materials
• Separation of natural products and plant extracts

The Key Features:
• High-pressure quaternary solvent delivery
• Wide flow rate from 0.001 to 8 mL/min
• Variable wavelength UV/VIS detection
• Precise gradient and flow control
• Biocompatible and low-dispersion design
• Reliable, reproducible peak performance

Why do so many customers choose to order from us?

Our Advantage
• We have experience servicing and repairing these instruments.
• This instrument goes through all the described service steps before shipping. see the questions section below
• We offer detailed photos and videos of the instruments you buy.
• We are an approved pre-owned equipment vendor to many large US, Canadian, and EU Universities.
• We are an approved pre-owned equipment vendor to many Fortune 500 US and International Biopharma companies.
• Technical sales consultation available
• On-site installation may be available in the Boston Area (New England area)
• US or International shipping is no problem (see the shipping tab on how we pack and feel at ease)

Our Guarantee
• Warranty
• You get after-sales technical support
• Customer references are available
• The instrument will be fully functional!
• Smooth process from the initial quote to order fulfillment

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This will ship via freight. Please contact us with your zip code to obtain a shipping quote.

425# ESQ

PLEASE NOTE THAT THE QUESTIONS BELOW ARE ANSWERED IN MORE THOROUGH DETAIL ON OUR WEBSITE

Q: Can I view this instrument in person at your facility or do a live Zoom demo before it is shipped to me?
A: We can accommodate both in-person or Zoom demos.

Q: What about the warranty?
A: The instrument comes fully warranted for both parts and labor.

Q: Do you offer installation, service, etc?
A: We offer remote installation and training packages to familiarize you with this instrument.

Q: What should I watch out for when buying a used/pre-owned instrument from another lab?
A: Ensure that the instrument is in good working condition with no damage or wear that could affect its performance. Ask for details about testing steps performed, video demo, and test screenshots.

Q: Do you have more than one of these instruments on hand?
A: We generally carry multiple instruments on hand, along with a variety of spare parts.

Q: This procurement is for a University or College. Are purchase orders with NET terms accepted?
A: We accept purchase orders from all major US and Canadian universities.

Q: How fast will you ship?
A: We can ship within a few days to two weeks. Shipping time depends on the current demand for our instruments. Members of our sales team will be able to offer current delivery estimates.

Q: Will my instrument be insured during shipping?
A: Absolutely! We insure all our shipments as long as we are the shipper. If a customer ships on their account, they handle insurance.

Q: How do you pack? Have you previously packed and shipped the fragile laboratory instruments?
A: We have extensive experience shipping high-end and complex laboratory instruments in the US and Internationally.

Q: Do you ship Internationally?
A: Yes! We have shipped to multiple continents and over 30 countries.

Q: How much will I save buying it pre-owned, and is it worth it?
A: When compared to buying a new instrument, you will save 60% or more and have plenty of funds left over for an additional instrument or two.

TO VIEW ADDITIONAL PHOTOS, VIDEOS AND VERY DETAILED INFORMATION SUCH AS TEST STEPS PERFORMED, CONFIGURATION, ETC., PLEASE VISIT OUR WEB SITE. TO GET THERE PLEASE CLICK ON “WEBSTORE”; TO YOUR RIGHT AND YOU WILL SEE LINK TO OUR SITE IN THE MIDDLE OF THE SCREEN. THEN USE LAST 5 DIGITS OF MPN NUMBER IN THE SEARCH FIELD TO LOCATE YOUR ITEM.

DO NOT HESITATE TO CALL US OR EMAIL US WITH ANY QUESTIONS YOU MIGHT HAVE.

ALL OF OUR ITEMS ARE AVAILABLE FOR INSPECTION AT OUR FACILITY.

Return Policy

Items are sold as-is with no returns or refunds available unless explicitly stated.