SKU: BK-GC7820N

Gas Chromatograph BK-GC7820N

The model employs classic mechanical valve gas path control and is equipped with a high-precision pressure sensor, enabling real-time display of gas path pressure and flow rate information. Its three-chamber and large column oven design offer enhanced expandability, and it provides a variety of detector options to meet diverse analytical needs. Coupled with independently developed chromatography processing software, it supports multiple communication methods, batch processing, customized report templates, and export of chromatographic data to Excel, Word, PDF, and other formats. Its stable, reliable, robust, durable, and easy-to-operate high-performance characteristics make it widely used in petroleum, chemical, environmental protection, food safety, and other fields.

$ 0.00

Available on backorder

Product Details

Oven

  • Model: BK-GC7820N
  • Temperature Range: RT+2–450°C
  • Temperature Control Accuracy: 0.01°C
  • Temperature Program: ≥99 levels, 100 platform (expandable)
  • Maximum Temperature Heating Rate: 250°C/min
  • Temperature Control System: An 8-channel independent temperature control system with automatic temperature protection function

Selectable Detector Types

Flame Ionization Detector (FID)

  • Operating Temperature: 450°C
  • Detection Limit: ≤1.1pg C/s (n-hexadecane)
  • Baseline Drift (30 min): ≤2×10⁻¹⁴A
  • Baseline Noise: ≤2×10⁻¹⁵A
  • Dynamic Linear Range: ≥10⁷
  • Automatic Ignition Function

Thermal Conductivity Detector (TCD)

  • Sensitivity: 10,000 mV·mL/mg
  • Baseline Drift (30 min): ≤0.2mV
  • Baseline Noise: ≤0.05mV
  • Dynamic Linear Range: ≥10⁵
  • Safety Protection: Gas bridging current protection function

Flame Photometric Detector (FPD)

  • Maximum Operating Temperature: 450°C
  • Limit of Detection: P ≤ 0.8pg/s (methyl parathion)
  • Selectivity: S ≥8pg/s (methyl parathion)
  • Dynamic Linear Range: ≥10³
  • Equipped with automatic ignition function

Electron Capture Detector (ECD)

  • Radioactive Source: ⁶³Ni
  • Maximum Operating Temperature: 400°C
  • Limit of Detection: ≤1.0×10⁻¹⁴g/mL (γ-666)
  • Dynamic Linear Range: ≥10⁴

Nitrogen-Phosphorus Detector (NPD)

  • Maximum Operating Temperature: 400°C
  • Limit of Detection: N ≤1×10⁻¹³g/s (N in azobenzene); P ≤5×10⁻¹⁴g/s (P in malathion)
  • Dynamic Linear Range: ≥10⁴

Selectable Sample Injection Method

  • Compatible with standard and inert flow path split/splitless capillary injection, septum purge packed column injection, cold column injection, programmable temperature vaporization injection ports, valve injection system, headspace injection systems, thermal desorption injection systems, etc.

Standard Accessories

  • FID detector, general chromatography workstation software, capillary sampler, startup toolkit

Optional Accessories

  • Sample injection system, TCD, ECD, FPD and NPD detector, audit chromatography workstation software, chromatographic column, nickel catalytic converter, liquid autosampler, headspace sampler

Power Supply

  • AC220V, 50/60Hz

Product Size (W×D×H)

  • 670×580×500mm

Net Weight

  • 60kg

Packing Size (W×D×H)

  • 840×720×750mm

Gross Weight

  • 73kg

Remark: 3 different types of detectors can be installed simultaneously.

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