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Category: HPLC, UPLC, & LC/MS | Subcategory: HPLC Systems | Manufacturer: Waters
Waters Alliance HPLC System With e2695 Separations Module, 2998 Photodiode Array Detector, Column Heater/Cooler
ITEM: 34949 In Stock
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The Waters Alliance e2695 Separations Module provides the flexibility and ruggedness needed to accommodate an enormous range of HPLC separation challenges.
This system includes a computer pre-loaded with software, mouse, keyboard, monitor, and cables.
| Specifications: | |
| Number of solvents | One to four |
| Solvent Conditioning | Vacuum degas, two operating modes, four chambers, <500µL internal volume per chamber |
| Flow Rate Range | 0.000 to 10.000 mL/min (0.050 to 5.000 mL/min typical) in 0.001 mL/min increments |
| Compressibility Compensation | Automatic and continuous |
| System Delay Volume | <650µL, independent of backpressure at 1 mL/min |
| Plunger Seal Wash | Integral, active, programmable |
| Gradient Profiles | 11 gradient curves (including linear, step, concave, and convex) |
| Dry Prime/Wet Prime | Automatic front panel control, SystemPREP function for automatic solvent(s) purge |
| Flow Ramping | Time (0.01 to 30.00 min in 0.01 min increments) to reach maximum flow rate |
| Maximum Operating Pressure | 5000 psi (345 bar) (0.010 to 3.000 mL/min) programmable upper and lower limits |
| Composition Range | 0.0% to 100.0%, in 0.1% increments |
| Composition Accuracy | ± 0.5% absolute, independent of backpressure |
| Composition Precision | ≤ 0.15% RSD or ≤ 0.02 min SD, whichever is greater, based on retention time |
| Flow Precision | ≤0.075% RSD or ≤0.02 min SD, six replicates, based on retention time or volumetric measures, (0.200 to 5.000 mL/min), isocratic premix |
| Flow Accuracy | ±1% or 10µL/min, whichever is greater, 0.200 to 5.000 mL/min, (degassed methanol, at 600 psi backpressure) |
| Number of Sample Vials | 120 vials, configured in five carousels of 24 vials each |
| Number of Sample Injections | 1 to 99 injections per sample vial |
| Sample Delivery Precision | Typically < 0.5% RSD, 5 to 80 µL |
| Sample Carryover | ≤ 0.01% for caffeine, under specified conditions |
| Injection Needle Wash | Integral, active, programmable |
| Injection Accuracy | ±1µL (± 2%) (50 µL, N=6) |
| Standard Sample Vial | 2 mL |
| Advanced Operations | Priority samples Auto additions Auto standards |
| Injection Volume Range | 0.1 to 100.0 µL, standard; 0.1 to 2000.0 µL, with optional sample loop |
| Injector Linearity | >0.999 coefficient of deviation (1.000 to 100.000µL) |
| Minimum Sample Required | 10µL, using low volume inserts |
| Dimensions | 18″ W x 22.5″ D x 22.5″ H (45.7 x 57.1 x 57.1 cm) |
| Weight | 100 lbs. (45.5 kg) |
| Power | 950 VA (maximum) |
The Waters 2998 Photodiode Array Detector has an integrated ultraviolet light spectrometer with a photo diode array and optical resolution. It can collect two types of data channels at the same time, spectra and chromatograms.
Specifications:
– Electrical requirements:
– Operating temperatures: 4 – 40°C ( 39.2 – 104°F )
– Operating humidity: <95%
– Weight: 27.75 lb. ( 12.6 kg )
– Dimensions (W x H x D): 7.64 x 13.5 x 24 in. ( 334.3 x 19.4 x 61 cm )
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