BK-GC908 Gas Chromatograph – Technical Parameters

Oven

• Model: BK-GC908
• 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)

• 610×530×500mm

Net Weight

• 50kg

Packing Size (W×D×H)

• 800×640×750mm

Gross Weight

• 63kg

Remark: 2 different types of detectors can be installed simultaneously.