Product Parameters
| High pressure infusion pump |
| Flow range | 0.001-10ml/min (set step size 0.001mL/min) |
| Traffic accuracy | ≤±0.50%（0.001－10mL/min） |
| maximum working pressure | 42.0MPa with adjustable upper and lower limits, automatic alarm |
| Display pressure error | ＜±0.5 MPa(0～42MPa) |
| pressure pulsation | ＜0.1MPa |
| Sealing performance of the pump | The pressure is 42MPa, the time is 10 minutes, and the pressure drop is less than 0.5MPa |
| Traffic stability | RSD<0.25% |
| gradient | 2 yuan or 3 yuan |
| Gradient method | The gradient elution internal software can be self controlled and controlled through a PC and pump |
| power supply | AC 110V/220V，50Hz/60Hz |
| External dimensions | 400mm×300mm×180mm |
| UV detector |
| Lighting | Deuterium lamp/tungsten lamp |
| Optical path design | Monochromator with dual channel silicon photodiode detector |
| linear range | 2.8AU(5%) |
| wavelength range | 190-700nm increments of 1nm |
| Wavelength Repeatability | 0.2nm |
| Wavelength accuracy | ±1nm |
| band width | <6nm |
| Absorption range | 0.0005AU/mV-4AU/mV |
| Data system output | 4AU/V injection signal control, automatic zeroing, supports dual output of integrator and recorder |
| baseline noise | ≤± 0.25 × 10-5AU (empty pool, response time 1 second, 20 ℃) |
| ≤ 2 × 10-5AU (methanol, 1ml/min, 254nm, 20 ℃) |
| baseline drift | ≤ 0.4 × 10-4AU/hr (empty pool, response time 1 second, 20 ℃) |
| ≤ 2 × 10-4/hr (methanol, 1ml/min, 254nm, 20 ℃) |
| minimum detectable concentration | 4 × 10-9 g/mL (methanol solution of naphthalene) |
| Sample Cell | Analysis cell (10mm optical path, 10.0ul volume) |
| power supply | AC 110V/220V，50Hz/60Hz |
The above parameters are for reference only. Specific parameters may vary depending on the instruments used for analyzing the substance configuration
Performance characteristics
- Static motor control circuit designed with independent patent technology realizes automatic feedback tracking function of motor control signal, effectively improves motor control accuracy and ensures pump reliability and stability
- Pump type: double plunger reciprocating series
- Floating self-correcting seal ring technology and pump head self-cleaning function patented technology can extend the service life of the seal ring, ensure the durability and high efficiency of the instrument, and online plunger seal cleaning
- Convenient and easy-to-use flow and pressure correction function to ensure high precision and stability of the instrument
- Two gradient operation program designs are adopted: linear gradient and step gradient are optional;
- Programmed solvent type and compression factor can be automatically compensated
- Complete online pre-cleaning function, more convenient for rapid solvent replacement
- Using holographic double grating technology, convenient and fast time wavelength programming
- Application of high-precision photodiode design, linear range is expanded
- Convenient and fast unique light intensity gain coefficient self-correction function
- Unique holmium glass cell design, full wavelength spectrum scanning, convenient and accurate wavelength correction
- Universal sample cell design, easy replacement between micro and constant cells, full wavelength scanning function, simple and fast replacement of deuterium lamp, no need for calibration
