دستگاه HPLC 2695 واترز

دستگاه HPLC مدل 2695 ساخت کمپانی WATERS امریکا دارای مشخصات زیر می باشد:

Features:

• Reliability

• High performance

• Trouble free operations

Solvent Conditioning:

• Vacuum degas,two

• operating modes, four

• 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 back pressure (Proportioning Valve Pair Test, [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%RSD or 0.02 min. SD, 6 replicates, based on retention time or volumetric measures (0.200 - 5.000 mL/min.), iso cratic premix

• Flow Accuracy: ± 1% or 10 µL/min. whichever is greater, (0.200 - 5.000 mL/min.), (Degassed methanol, at 600 psi back pressure)

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

• 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)

Physical Specifications:

• Physical Size: (W x H x D) 23in. (58cm) x 22.5in. (57cm) x 23.5in. (60cm)

• Weight: 130 lb. (59 Kg)