Frac-950 Specifications
Max Flow Rate
100 ml/min
pH Stability Range
1 to 13 (1 to 14 with <1 day exposure)
Fraction Size
0.1 to 99999.99 ml (volume mode)
0.1 to 99999.99 min (time mode)
Standard Mode
u-liter plates, DropSync: 0 to 1 ml/min
12 mm rack, DropSync: 0 to 1.5 ml/min
18 and 30 mm racks, DropSync: 0 to 2 ml/min
18 and 30 mm racks, Accumulator: 15 to 100 ml/min
Prep Mode
30 mm rack, Accumulator: 15 to 100 ml/min
Funnel-to-flask, Accumulator: 15 to 100 ml/min
250 ml bottles, Accumulator: 15 to 100 ml/min
Environmental Conditions
+4°C to +40°C
20 to 95% relative humidity
84 to 106 kPa (840 to 1060 mbar) atmospheric pressure
P-900 Specifications
Flow Rate Range
Isocratic mode: 0.01 to 100 ml/min in steps of 10 ul/min
Gradient mode: 0.01 to 100 ml/min in steps of 10 ul/min
Double mode: 0.01 to 200 ml/min in steps of 10 ul/min
Pressure Range
0 to 10 MPa (100 bar, 1450 psi)
Viscosity
Max 5 cP
Flow Rate Accuracy
± 2% or 20 ul/min, whichever is greater
Flow Rate Reproducibility
Flow rate ≥ 0.5 ml/min: rsd < 0.5%
Gradient Composition
Accuracy: < ±1% at 0.05 to 10 ml/min
Reproducibility: rsd < 0.25% at 0.5 to 100 ml/min
Pressure Sensor
Range: 0 to 27.5 MPa
Offset error: < 0.05 MPa
Scale error: < ±2%
Total Volume Between Inlet and Outlet
< 800 ul/module
Isocratic mode: 0.001 to 10 ml/min in steps of 10 ul/min
Gradient mode: 0.001 to 10 ml/min in steps of 10 ul/min
Double mode: 0.001 to 20 ml/min in steps of 1 ul/min
Isocratic mode: 0.001 to 10 ml/min in steps of 1 ul/min
Gradient mode: 0.001 to 10 ml/min in steps of 1 ul/min
Pump P-920
Flow rate range isocratic mode gradient mode
0.05–20 ml/min in steps of 10 µl/min 0.1–20 ml/min in steps of 10 µl/min
Pressure range
0–5 MPa (50 bar, 725 psi)
Pressure pulsation
Max. 6% (dP/P) during pump stroke
pH stability range
1–13 (1–14 < 1 day exposure)
< 10 ml/min
> 10 ml/min
Max. 10cP
Max. 5 cP
Flow rate reproducibility
flow rate 0.5–10 ml/min
flow rate 10–20 ml/min
rsd < 0.2%
rsd < 0.5%
Gradient composition
accuracy between turnings
accuracy during turnings
reproducibility
± 2% at 0.5–5 ml/min and < 5 MPa
± 2% at 0.5–5 ml/min and 0.5–2.0 MPa
rsd < 0.5% at 0.5–20 ml/min and < 5 MPa
Leakage
< 0.5 µl/min (pump module A and B each)
