Agilent GC/MSD (6850/5975B) Purge and Trap system (Refurbished))

The Agilent GCMS 5975B stands as a high-performance gas chromatograph/mass spectrometer (GC/MS) system, offering exceptional reliability and versatility across various analytical applications. It combines the trusted gas chromatograph Agilent 6850 with the Agilent 5975B mass selective detector (MSD), featuring an enhanced, more inert electron ionization (EI) source for improved peak shape and sensitivity.

Configuration includes:

• Agilent 6850 Series (G6850A) Gas Chromatograph with Split/Splitless Inlet
• Agilent GC/MS 5975B (G3171A) Mass Spectrometer
• Dani Master Purge & Trap

💡 Need another configuration? We are happy to provide the configuration you need for your application, individual modules or spare parts. Send us an inquiry.

Key Features:

• Detector with Electron Multiplier (EM): Provides high sensitivity and improved detection limits.
• Flexible Configuration: Can be configured for electron ionization (EI) or chemical ionization (CI) with automatic setup.
• High Throughput: Supports parallel SIM/SCAN for maximum productivity.
• Enhanced Library Searches: Improved peak symmetry and higher EI response for reliable library searches.
• Purge & Trap System: Versatile and sensitive solution for VOC analysis.

Technical Specifications:

Mass Spectrometer (MS):

• Mass Analyzer: Quadrupole
• Mass Range: 1.6 - 1050 amu
• Mass Resolution: Unit mass resolution, typically ≥ 0.7 amu at full width at half maximum (FWHM)
• Scan Rate: Up to 10,000 amu/sec
• Ionization Methods:
  • Electron Ionization (EI): Standard, 70 eV energy for molecular ion fragmentation
  • Chemical Ionization (CI): Optional, for softer ionization and molecular ion preservation
• Ion Source:
  • Inert EI source designed for high sensitivity and low background noise
  • Temperature Range: 100 °C - 300 °C
• Detector: Electron multiplier with a lifetime typically over 2 years
• Sensitivity:
  • For EI: 20 fg of Octafluoronaphthalene (OFN) yields a Signal-to-Noise Ratio (S/N) > 10:1 (at m/z 272)
  • Detection limits: Typically in the low picogram to femtogram range depending on the compound and method
• Dynamic Range: Linear over 6 orders of magnitude
• Dimensions: 305 x 490 x 545 mm
• Weight: 50 kg

Gas Chromatograph (GC):

• Oven:
  • Temperature Range: Ambient +4 °C to 350 °C
  • Temperature Programming: Up to 6 temperature ramps, rates of up to 120 °C/min
  • Cool-down Time: 350 °C to 50 °C in less than 5,2 minutes
• Injectors:
  • Split/Splitless (S/SL) for both packed and capillary columns
  • Programmable Temperature Vaporization (PTV) for lower volatility samples
  • Purged packed injection port (PPIP)
  • Temperature–programmable cool-on-column (PCOC)
• Flow Control:
  • Electronic Pneumatic Control (EPC) for precise control of carrier gas (e.g., helium, hydrogen, nitrogen)
  • Pressure Range: Up to 100 psi
  • Modes: Constant flow, constant pressure, ramped flow, ramped pressure
• Carrier Gases: Helium, hydrogen, nitrogen
• Columns: Supports both capillary and packed columns
  • Wide range of column dimensions and phases for different applications
• Dimensions: 586 x 460 x 548 mm
• Weight: 45 kg

Purge and Trap System:

Trap Characteristics

• Trap Material: Typically Tenax, carbon molecular sieve, or other VOC-adsorbing resins.
• Trap Dimensions: 1/8” diameter, approximately 20 cm length, packed with multiple adsorbent layers.
• Trap Temperature:
  • Cooling: Down to -30°C (or ambient if no cryogenic cooling is used).
  • Heating: Up to 350°C for rapid desorption of VOCs.
• Heating Rate: Up to 1000°C/min.

Purge Parameters

• Purge Gas: Helium or Nitrogen (99.999% purity recommended).
• Purge Gas Flow Rate: Adjustable from 5 mL/min to 500 mL/min.
• Purge Time: Configurable between 1 to 20 minutes depending on the sample and required sensitivity.
• Sample Volume: Up to 500 mL for water, or smaller for solid samples.

Desorption System

• Desorption Time: 1-2 minutes for complete VOC transfer to the GC column.
• Desorption Temperature: Up to 350°C.
• Trap Backflush: Ensures effective cleaning of the trap between analyses and prevents carryover.

Transfer Line

• Heated Transfer Line: Maintained between 100°C to 200°C to avoid condensation of VOCs.
• Length: Approximately 1 meter, designed to connect seamlessly with GC or GC-MS systems.
• Inert Coating: The internal surface is deactivated to prevent adsorption or interaction with analytes.

Physical and Environmental Specifications

• Power Supply: 110V or 220V, 50/60 Hz, 400-600W.
• Operating Temperature: 10°C to 40°C.
• Environmental Conditions: Humidity range 20% to 80%, non-condensing.
• Dimensions: 400 x 500 x 500 mm
• Weight: 25 kg.

Key Advantages:

• Superior Sensitivity: Enhanced detection limits for trace level components.
• High Mass Accuracy: Precise mass measurements for accurate identification.
• Versatility: Suitable for a wide range of applications from routine analysis to advanced research.
• Efficiency: Fast data acquisition and high throughput for increased productivity.
• Reliability: Consistent performance and robust design for long-term use.

Why Choose Refurbished?

Purchasing a refurbished items from LabRulez provides exceptional value without compromising on quality. Our refurbishment process includes:

• Thorough Inspection and Testing: Each unit undergoes rigorous testing to ensure it meets original performance specifications.
• Updated Components: All critically worn or malfunctioning components and materials are replaced with new ones to extend the life and reliability of the modules after installation and to meet all manufacturer's performance requirements.
• Cost Efficiency: Save up to 70% of the cost compared to buying a new module or part, freeing up budget for other important lab expenses.

Why Buy from LabRulez?

LabRulez is committed to providing high-quality, reliable laboratory equipment at competitive prices. With our extensive experience in refurbishing and reselling scientific instruments, we guarantee:

• Expert Support: Our fully trained and experienced team of specialists is available to assist with installation, operation, and troubleshooting.
• Flexible Payment Options: Choose from a range of payment methods that suit your procurement process.
• Fast and Secure Shipping: Get your equipment delivered quickly and safely to your lab.