| 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 (RID)
| 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 × 10–8 RIU, (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!
