Introduction
The QuatGrad? Analytical HPLC features a modular design integrating a quaternary gradient pump, autosampler, column oven and multiple detectors for precise analysis.Its gradient pump ensures accurate elution and high reproducibility.The autosampler with needle wash delivers high injection accuracy and low cross-contamination.Precise temperature control optimizes separation and stability.Multiple detectors support diverse applications.Compact and user-friendly, it meets strict demands for research and quality control.
Feature
1.?Ultra-high pressure quaternary pump (max. 10,500 PSI), compatible with high-resolution columns for fast analysis.
2.?Excellent pressure stability with pulse suppression (<10 PSI), delivering stable baseline.
3.?Flexible solvent mixing for complex gradient elution.
4.?High-precision autosampler with low carryover ensures reliable quantification.
5.?High-capacity sample tray (2×54 vials / 2×96-well plates), with optional cooling.
6.?Precise column temperature control improves separation repeatability.
7.?Compact modular system with intuitive operation for research and QC.
Specification
Pump | Model No. | P42 | P42T | P40 | P40T | P40P | P40N |
Type | Quaternary Pump | Bio-compatible Quaternary Low-pressure Gradient Pump | Normal Phase Quaternary Low-pressure Gradient Pump |
Gradient Mode | Quaternary Gradient | Quaternary low-pressure gradient |
Online Degassing | Standard 5-channel | Standard 4-channel |
Max. Pressure | 10,500 PSI (@0-2mL/min) 6,000 PSI (@2-5mL/min) 3,000 PSI (@5-10mL/min | 6,000 PSI (@0-5mL/min) 3,000 PSI (@5-10mL/min) | 5,000 PSI (@0-5mL/min) 3,000 PSI (@5-10mL/min ) | 5,000 PSI (@0-2mL/min) 3500 PSI (@2-5mL/min) 3,000 PSI (@5-10mL/min) ? |
Flow Rate Range | 0.01 mL/min - 10.000 mL/min (Increment?0.001mL/min) |
Flow?Accuracy | ±0.5% (@1mL/min，H2O） |
Flow?Precision | ≤0.1% (@1mL/min，H2O)(JJG) |
≤0.06% RSD (@1mL/min，H2O) (ASTM) |
Gradient Accuracy | ±0.5% |
Gradient Repeatability | ≤0.2% SD |
Autosampler | Model No. | A10 | A20 | A50 | A30 |
Type | Standard | Ultra-high Pressure | Large-volume Injection | Preparative |
Injection Mode | Suction mode (full loop injection / partial injection / microliter carryover injection) |
Loop Volume | 100μL，20μL/50 μL?Optional | 1ml | 5ml |
Maximum sample volume | Full Loop Injection?= Loop Volume Partial Injection?= 1/2Loop Volume Microliter Carryover Injection?=（Loop Volume?- 3 ×needle?Volume）/2 |
Sample Capacity | 2×54 1.5mL 108-position sample vials?or?2×96-well plate | 2×15 5mL vial rack |
Injection Repeatability | Full Loop Injection：≤0.3% RSD Partial Injection：≤0.3% RSD (≥5μL) ； ≤0.5% RSD (≥2μL) Microliter Carryover Injection：≤1.0% RSD |
Cross Contamination | <0.0025% (Under Specified Conditions) |
Refrigeration Function (Optional) | Upper limit: Ambient temperature -?5 °C Lower limit: Ambient temperature -?21 °C, minimum 4 °C Step: 0.1 °C |
Column Oven | Model | C10/C15 | C12/C16 |
Type | Standard Heating Type | Heating & Cooling Type |
Temperature Control Type | Forced Air Circulation | Peltier Temperature Control |
Temperature Control Range | Ambient +5℃?– 85 ℃ | High Temperature: 85 ℃ Low Temperature: Ambient ?20 ℃?or ?5 ℃, minimum 4 ℃ |
Temperature Accuracy | ±1.0℃ |
Temperature Stability | ±0.1℃ |
Column Capacity | 4 × 300 mm columns or more shorter columns |
UV-Vis Detector | Model | D08 | D10/D15 |
Wavelength range | 190 nm - 600 nm | 190 nm - 900 nm |
Light source | Deuterium lamp | Deuterium lamp，Tungsten lamp |
Spectral bandwidth | 8 nm |
Wavelength accuracy | ±1 nm |
Wavelength precision | 0.1 nm |
Noise | ±5.0×10-6AU (JJG) ±3.5×10-6AU (ASTM) |
Drift | 1×10-4?AU/Hr |
