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SN-GCMS9700A GC-MS

  • SN-GCMS9700A

  • Scienovo

  •   50℃-350℃:

  • Sensitivity: 1pg octafluoronaphthalene OFNS/N≥1500:1;

  • Long-life 13-stage discrete dynode electron multiplier;

  • 1 Years

  • OEM /ODM Service

Availability:
Quantity:

Product Description

Features

The temperature and pressure control precision of gas chromatography

has reached the international first-class level.
The wide temperature RF power supply can adapt to various laboratory environments and perform more stably.
High-precision all-metal quadrupole, ensuring good resolution,
Quadrupole mass analyzer with pre-quadrupole, more resistant to pollution,
Electron multiplier with high- energy dynode, guaranteeing excellent sensitivity.
The high-performance turbomolecular pump ensures the high vacuum environment of mass spectrometry.
The inert ion source has high ionization efficiency, and the dual filament design provides double the service time.
Autosampler, purge and trap, thermal desorption, and headspace sampler can be configured according to the state of the sample.

Application

Food safety: pesticide residues, flavors, fragrances, additives, packaging materials

Environmental monitoring: air, water quality, soil, solid waste

Industrial manufacturing: textiles, cosmetics, electrical and electronic products, plastic products, biomedicine

Petrochemical: refinery, chemical plant

Public security system: criminal investigation, explosives, drugs, physical evidence identification

Specification

Product Name

Gas Chromatography Mass Spectrometry

Product Model

SN-GCMS9700A

Mass Spectrometry

Main Performance Indicators

Sensitivity: 1pg octafluoronaphthalene OFNS/N≥1500:1; instrument detection limit IDL is better than 10fg octafluoronaphthalene (100fg, OFN, 8 consecutive injections, m/z272, statistically 99% confidence level, IDL≤10fg);

Mass range: 15-1250amu

Quality stability: ± 0.10amu/48 hrs

Mass accuracy: ± 0.10amu

Maximum scanning speed: 20000amu/s, the speed can be adjusted throughout

Resolution: 0.4-4amu adjustable;

Dynamic range: 107

Reproducibility of peak area <2%RSD

Scanning methods: full scan, selected ion monitoring, full scan and selected ion synchronous monitoring, alternate scanning;

Ion Source

Type of ion source: electron bombardment source (EI)

Ion source configuration: inert ceramic ion source, dual filament software switching

Filament current: 0-500μA

Ionization energy: 5-100eV

Ion source temperature: 50°C-350°C;

The ion source and the quadrupole are separated into independent chambers. When maintaining the ion source and filament, there is no need to expose the quadrupole to prevent the Risk of quadrupole contamination and damage;

Equipped with a filament observation window, visually judge the working status of the filament

Interface temperature: 50-350°C;

Mass Analyzer

Mass analyzer: high-precision all-metal quadrupole equipped with pre-quadrupole;

Quadrupole rods are better without temperature control, and the quality and stability indicators can be guaranteed without temperature control

The pre-quadrupole is detachable and washable to avoid contamination of the main quadrupole

The quadrupole has optimized ion energy technology, which optimizes the speed of ions passing through the quadrupole and improves the signal quality

Detector

Long-life 13-stage discrete dynode electron multiplier;

Equipped with 10kV conversion dynode and lens system for removing neutral noise;

Vacuum System

The pumping speed of the backing pump is ≥4m/h;

Equipped with high-performance dual turbomolecular pumps, ion source and quadrupole independent dual chambers, and turbomolecular pump pumping speed in the ion source chamber≥90L/s, quadrupole chamber turbomolecular pump pumping speed ≥90L/s;

The maximum allowable flow rate of the chromatographic column is 10ml/min (helium), at this time, the vacuum of the quadrupole and the detector is better than 10-3Pa, and the chromatographic column When the flow rate is 5ml/min, the vacuum of quadrupole rod and detector is better than 10-4Pa 254 can be equipped with hot cathode ionization direct space gauge software to directly create acupoints

Gas Chromatography

Oven

Temperature range: 5C-450℃ above room temperature

Temperature control accuracy: ≤0.01℃;

Program heating: 20 stages and 21 platforms;

Heating rate: the maximum heating rate of the standard furnace is 120°C/min, and the maximum heating rate of the fast furnace is 250°C/min

Cooling rate: when the room temperature is 20°C, the standard furnace is less than 5 minutes from 350C-50°C, and the fast furnace is ≤3.5min:

Injection Ports

Split/splitless capillary column inlet;

The maximum operating temperature is 450C

High precision electronic pressure/flow control;

Pressure setting range: 0-100psi, control accuracy 0.001psi;

The injection port has four modes: pulse split, pulse splitless, split, and splitless;

Pressure setting range: 0-100psi, control accuracy 0.001psi;

The injection port has four modes: pulse split, pulse splitless, split, and splitless;

Chromatographic column control mode: with constant flow, constant pressure, program flow, program pressure and other modes

Maximum split ratio ≥ 7500;

Retention time reproducibility ≤0.008%.

Total flow setting range: 0-1000mL/min (helium);

Software Workstations

Mass spectrometer and gas chromatograph are fully integrated in Chinese;

The synchronous scanning function can obtain scan and sim data at the same time for a sample injection test to improve the analysis efficiency; the alternate scanning function can Scan and sim are performed alternately to expand the analysis function:

In the middle of the operation, the time interval can be set to turn off the filament and electron multiplier to protect the filament, and the electron multiplier can avoid the intermediate time Solvents or other substances that are easily saturated;

The software can automatically select the characteristic ions of the target compound and group them according to the data obtained from the full scan, and automatically set Ion dwell time, saved in the analysis method, without manual input;

Manual/automatic tuning, data acquisition, quantitative analysis and NIST spectral library search function, analysis result report output;

The data format is readable by deconvolution AMDIS, directly used for co-elution peak analysis;

Chromatographic flow monitoring: chromatographic gas cut-off, mass spectrometry ion source, transmission line automatic cooling protection, mass spectrometry stop running.

Molecular pump speed and current real-time monitoring, abnormal prompt, one-button automatic shutdown.

Selected ion mode detection (SIM) unlimited number of groups, each group can select up to 128 ions.


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