Instrument characteristics
1: Excellent overall performance: LC5090 high performance liquid phase system pursues every module to have excellent performance, has achieved excellent overall performance.
1. Flow precision and gradient repeatability
LC5090 can realize long-term stable infusion with precision craftsman technology. LC5090 adopts the patent design of static mixer, which has low mixing volume, high mixing efficiency and easy cleaning. Better gradient accuracy and gradient repeatability can be obtained.
2. Injection residue and injection accuracy
The automatic injector adopts a special cleaning port design, which cleans the inner and outer walls of the injection needle at the same time, so that the cross-contamination becomes extremely low and the injection residue is lower. The design of 180-bit sample position, reliable injection mode and precise metering pump ensure excellent injection accuracy, save manpower and realize automatic operation.
3. Preheating function
The integrated column temperature box adopts semiconductor refrigeration and heating rod heating, which has good temperature uniformity. The mobile phase and sample preheating function can make the peak shape sharper and the column efficiency higher. Unique preheater function ensures the repeatability of qualitative and quantitative analysis and better system stability.
4. Linear range of detector and higher signal-to-noise ratio
Ultraviolet detector, newly designed optical path structure, motor direct drive grating technology and high sensitivity photoelectric conversion element can not only increase the linear range width, but also have excellent signal-to-noise ratio and high sensitivity.
5. Dual wavelength detection mode
LC5090 UV detector supports dual-wavelength simultaneous detection, satisfying that you can see the chromatographic effect under different wavelengths at the same time, which greatly increases the qualitative reliability.
6. Workstations:
(1) Standardized and open data interface, compatible with various data formats, and convenient for different data exchange (import, export and transfer, etc.).
(2) Support data interface with fingerprint spectrogram software.
(3) Support compliance with GLP/FDA CFR21 Part 11, including authority management, log management and audit trail.
(4) Optional IQ/OQ module, including OQ/PV of HPLC and IQ/OQ confirmation of software.
(5) Track the data of spectrogram temperature, flow rate, pressure and mobile phase ratio.
7. SapphiresilTM chromatographic column: SapphiresilTM series chromatographic columns adopt special reagents and tail sealing treatment at the base end, which can effectively reduce the activity of residual silicon hydroxyl groups on the surface of silica gel, improve the resolution and improve the peak shape.
Second, the system combination at will: According to the analysis purpose and analysis method, through the combination of modules, a variety of system combinations can be formed.
1. High pressure infusion pump: a stable and reliable infusion system
Lower pressure fluctuation and higher infusion accuracy can be achieved
Patented static mixer design with lower mixing volume, and the effective mixing volume of a single mixer can be as low as 250 μ L
Isometric/binary high pressure gradient/quaternary low pressure gradient optional
2. Integrated column temperature box: stable temperature control
Lower diffusion volume
Modular heating design, more efficient heat transfer mode and better temperature accuracy
Semiconductor temperature control design for better temperature control effect
Mobile phase and sample preheating design, more stable analysis results and sharper peak shape
· With heating and cooling (below room temperature) control, a wider temperature range
· Safe protection measures, including leakage sensors and temperature overheat protection, etc.
3. Detector: Powerful detection capability
New and efficient optical path system with lower stray light, higher sensitivity and better linearity
Optimized signal acquisition and processing calculation, lower baseline noise and higher signal-to-noise ratio
Improved flow cell structure, better thermal stability and lower baseline drift
The motor directly drives the grating technology, which avoids the complicated mechanical structure error and has better wavelength accuracy
4. Autoinjector: Efficient Autoinjector
180-bit large-capacity sample bit design
Reliable injection mode and precise metering pump design ensure excellent injection accuracy
· Unique cleaning port design, which cleans the inner and outer walls of injection needle at the same time, with lower injection residue
Mechanical structure with maintenance-free design for longer service life
5. Degasser: Degasser product is as low as 286 μ L, and solvent replacement is faster
Adopt the latest Systec technology in the industry, with washable channels and optional 5 degassing channels
Intelligent degassing control technology to avoid interference to system baseline
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