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Waters Alliance 2695 HPLC system with Waters 2410 Refractive Index Detector

 
Waters Alliance 2695 HPLC system with Waters 2410 Refractive Index Detector
 

Solvent Conditioning
Vacuum degas,two (2) operating modes, four (4) chambers, < 500 µL internal volume per chamber
Programmable Flow Rate Range

0.000 and 0.010 to 10.000 mL/min. in 0.001 mL/min. increments
Effective System Delay Volume
< 650 µL , independent of backpressure @ 1 mL/min.
Plunger Seal Wash
Integral, active, programmable
Gradient Profiles
Eleven (11) gradient curves (including linear, step [2], concave [4], and convex [4])
Maximum Operating Pressure
5000 psi. (345 bar) (0.010 - 3.000 mL/min) Programmable upper and lower limits
Pressure Ripple
<2.5% (1 mL/min., degassed methanol, at 1700 psi backpressure)
Composition Range
0.0 to 100.0%, in 0.1% increments
Composition Accuracy
±0.5% absolute, independent of backpressure (Proportioning Valve PairTest, [degassed methanol: methanol/propylparaben, 2 mL/min., 254 nm])
Composition Precision
0.15%RSD or 0.02 min. SD, whichever is greater, based on retention time.(Degassed methanol:water, 60:40 dial-a-mix, 1 mL/min., 6 replicates,phenone mix, 254 nm)
Flow Precision
0.075%RSDor 0.02 min. SD, 6 replicates, based on retention time or volumetric measures (0.200 - 5.000 mL/min.), isocratic premix
Flow Accuracy
± 1% or 10 µL/min. whichever is greater, (0.200 - 5.000 mL/min.), (Degassed methanol, at 600 psi backpressure)


Sample Management 

Number of Sample Vials

120 vials, configured in 5 carouselsof 24 vials each

Number of Sample Injections

1 to 99 injections per sample vial

Sample Delivery Precision

Typically < 0.5% RSD, 5 - 80 µL (Degassed methanol: water, 60:40 dial-a-mix, 1 mL/min., 6 replicates, phenone mix, 254 nm)

Sample Carryover

< 0.1%

Injection Accuracy

± 1µL (± 2%) (50 µL, N=6), Sample: 100% degassed water, Analytical solvent: 100% degassed methanol

Sample Temperature Control

4 to 40°C, programmable in 1°C increments

Advanced Operations

Stat runs, Auto additions, Auto standards

Injection Volume Range

0.1 to 100 µL, standard; 0.1 to 2000 µL, with optional sample loop

Injector Linearity

> 0.999 coefficient of deviation (1 to 100 µL)


Waters 2410 Refractive index detector

Conditions
Specifications
RI Range
1.00 to 1.75 RIU
Measurement Range
5 × 10–3 RIU maximum FS (SENS = 1, SF = 1)
5 × 10–8 RIU minimum FS (SENS = 1024, SF = 100)
Flow Rate
0.03 to 10 mL/min
Noise (after one-hour warm-up)
≤ 2.0 × 10RIU, (TC = 1, SF = 80, SENS = 64,
THF at 24 °C with restrictor coil)
Drift
2.5 × 10–7 RIU/hr (static with THF) TC = 1, SF =
20, SENS = 32
Sensitivity Settings
1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024
Time Constant Filter Settings
0.2, 1, 3, 10 seconds
Analog Outputs
–2.0 V to +2.0 V
Temperature Control
Internal oven: 30 to 50 °C (86 to 122 °F)
External column heaters:
• Ambient to 150 °C (302 °F), steel
• Ambient to 80 °C (176 °F), plastic
Light Source
Light emitting diode (LED)
Flow Cell
Fused quartz
Cell Volume
10 µL
Pressure Limit
100 psi
Fluidic Path Materials
316 stainless steel, Dynasil®, Suprasil II®, PTFE, Kalrez®, quartz

This refurbished Waters Alliance 2695 HPLC system comes with Waters 2410 Refractive Index Detector. They are in great condition. It has been tested at SpectraLab Scientific.

We could sell them separately upon request. 

A 90-day warranty is included.

We have special expertise on analytical equipment. We encourage you to contact us to speak with one of our expert and professional team members.

Thanks for looking and we look forward to hearing from you!
 
 
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1-866-777-3688 Tel: 905-946-8066
 
Contact by email at:
info@spectralabsci.com


 

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