| Customization: | Available |
|---|---|
| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
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1. Operating environment
1.1 Ambient temperature: 18-35ºC, within 2 degrees of temperature fluctuation;
1.2 Relative humidity: ≤80%;
1.3 Applicable power supply: 220V (±10%), 50Hz (±2%);
2. Technical parameters and indicators
2.1 Mass spectrometry part
2.1.1 Ion source
2.1.1.1 ★Sensitivity: EI sensitivity: 1 pg OFN S/N 1500:1,
2.1.1.2 ★Detector IDL is better than 10fg octafluoronaphthalene;
2.1.1.3 ★Ion source material: inert ceramic ion source (provide physical pictures to prove the material)
2.1.1.4 ★Configure dual filaments: the maximum filament current is 400uA;
2.1.1.5 Ionization energy: 10-100eV;
2.1.1.6 Interface temperature: 100 ºC-350 ºC adjustable, accuracy better than 0.1 ºC, mass spectrometer self-control temperature, does not occupy the auxiliary heating zone of gas chromatograph;
2.1.1.7 Ion source temperature: 150 ºC-350 ºC;
2.1.2 Mass analyzer
2.1.2.1 ★Mass analyzer: high-precision metal quadrupole with dual preset rods;
2.2.2.2 ★ Quadrupole temperature: no need to control temperature to ensure quality stability;
2.1.2.3 ★Mass range: 1.5-1250 amu, the software can be fully set and detected;
2.1.2.4 Mass axis stability: better than 0.10 amu/48 hrs;
2.1.2.5 Scanning mode: full scan, selected ion monitoring, full scan and selected ion synchronized monitoring, alternate scanning;
2.1.3 Detector
2.1.3.1 ★Detector: long-life 13-grade non-continuous hit-and-run pole electron multiplier;
2.1.3.2 ★ Maximum scanning speed : 20,000 amu/ s, speed adjustable throughout;
2.1.3.3 ★ Dynamic range: 107;
2.1.3.4 Peak area reproducibility <2% RSD;
2.1.4 Mechanical pumping speed ≥ 4m³/h;
2.1.5 ★ ion source, quadrupole independent dual chamber
2.1.6 ★ Turbo molecular pump pumping speed ≥ 250L / s.
2.1.7 Maximum allowable column flow rate of 10ml/min, helium, at this time, the quadrupole, detector vacuum is better than 10-3Pa, column flow rate of 5ml/min, quadrupole, detector vacuum is better than 10-4Pa.
2.1.8 Maintainable parts: removable ion source, filament, lens, pre-quadrupole and detector;
2.2 Gas phase section;
2.2.1 Column temperature box
2.2.1.1, column box volume: ≥ 15L
2.2.1.2, operating temperature range: above ambient temperature +4 ºC ~ 450 ºC. Can use LN2 liquid nitrogen cooling, operating temperature range: -80 to 450 ºC; can use CO2 cooling, operating temperature range: -40 to 450 ºC.
2.2.1.3, temperature setting accuracy: ≥ 0.1 ºC.
2.2.1.4 Support 32 steps of column box temperature gradient, 33 constant temperature platforms, gradient cooling
2.2.1.5 Maximum heating rate: ≥120ºC/min
2.2.1.6 The longest running time: 999.9min.
2.2.1.7 Column box cooling down, from 450 ºC to 50 ºC <3.5min
2.2.1.8 ★Column box fan 4 levels of speed regulation: low, medium, high, very high speed
2.2.1.9★An instrument can expand the parallel connection of more than two of the program temperature rise column temperature box (volume ≥ 15L), software control is compatible with.
2.2.2 Inlet ports
★ A host can be installed up to 4 independent operation of any type of injection port, all injection ports are electronic flow control
2.2.2.1 Split/non-split sampling port
2.2.2.1.1, the maximum operating temperature: 450 ºC.
2.2.2.1.2, Column head pressure setting range 0 ~ 100 psi, can be upgraded to 0 ~ 150 psi.
2.2.2.1.3, ★Pressure control accuracy of ± 0.001 psi
2.2.2.1.4, ★Shunt ratio up to 7500:1, to avoid overloading the column.
2.2.2.1.5, Column flow control modes: constant pressure mode, gradient pressure mode, constant flow mode, gradient flow mode
2.2.2.1.6 Total flow rate setting range: N2: from 0 to 500 mL/min; H2 (or He): from 0 to 1250 mL/min.
2.2.2.1.7 Electronic flow control for spacer purge, setting range 0~100ml/min, programmable.
2.2.3 Gas phase detectors
2.2.3.1 Microcell electron capture detector
Maximum operating temperature: 400 °C
Minimum detection limit: ≤ 0.004 pg/ml (lindane)
Linear dynamic range: ≥ 5 × 104
Data acquisition rate: max. 50 Hz
Microcell design with anode purge to reduce contamination and improve sensitivity
2.2.3.2 Nitrogen and phosphorus detector
Maximum temperature: 450 ºC
Minimum detection limit for nitrogen: < 0.1 pg N/s, measured with azobenzene as sample.
Minimum detection limit for phosphorus: < 0.03 pg P/s, measured with malathion as sample.
Linear dynamic range: > 104
Nitrogen selectivity: 2.5 x 104g N/gC
Phosphorus selectivity: 7.5×104g P/gC
Data acquisition rate: max. 200 Hz
2.2.4 Instrument control panel
2.2.4.1 ★7-inch color touch screen, graphical control interface, method editing, sequence running, data acquisition, real-time display of spectra, diagnosis and maintenance of the instrument, the status of the view and hardware configuration
2.2.4.2, built-in 4G module, can realize human-machine separation and remote control through computer, cell phone and tablet.
2.2.4.3 ★Local or remote instrument touch screen can be a key to upgrade the instrument firmware and touch screen operating system.
2.2.4.4 Any cell phone, tablet or computer with any operating system can be logged in directly through the browser without installing APP, and carry out method editing, sequence running, data acquisition, real-time display of spectra and data analysis.
2.2.4.5 The touch screen can save the test data locally, synchronize the data with the chromatography workstation, and copy the data through the USB interface.
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