Chrom
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| Brand | Chrom |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (PRC) |
| Model | GC-126N PDD |
| Instrument Type | Laboratory Gas Chromatograph |
| Application | Ultra-High-Purity (UHP) and Electronic Specialty Gases Analysis |
| Oven Temperature Range | +5 °C above ambient to 400 °C |
| Max. Ramp Rate | 60 °C/min |
| Cooling Rate | 350 °C → 50 °C in ≤9 min |
| Carrier Gas Flow Control (He) | 0–500 mL/min |
| Carrier Gas Pressure Control (He) | 0–0.8 MPa |
| Injector Max. Temp. | 400 °C |
| Injector Pressure Setting Range | 0–1 MPa |
| Injector Total Flow Setting Range | 0–200 mL/min |
| Brand | Chrom |
|---|---|
| Model | GC-80PDD on-line |
| Detection Principle | Pulsed Discharge Helium Ionization Detection (PDHID) |
| Column Temperature Range | Up to 420°C |
| Pressure Control | Up to 100 psi |
| Split Ratio | Up to 999.9:1 |
| Baseline Noise | ≤0.02 mV |
| Baseline Drift | ≤0.5 mV/30 min |
| Repeatability (CH₄) | RSD ≤3.0% |
| Detection Limit (CH₄) | ≤3.5×10⁻¹³ g/mL |
| Power Consumption | <2.0 kW |
| Temperature Control Accuracy | ±0.1°C |
| Output Interfaces | 4–20 mA (up to 8 channels), RS232/RS485, Ethernet |
| Enclosure | 19″ rack-mount, 6U standard chassis |
| Carrier Gas | Ultra-high-purity helium |
| Compliance | Designed for continuous industrial process monitoring per ISO/IEC 17025-aligned operation and compatible with DCS integration under IEC 61511 functional safety context |
| Brand | Chrom |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | PSANA 6850 |
| Instrument Type | Online Gas Chromatograph |
| Application Field | High-Purity Gas Analysis |
| Oven Temperature Range | 15 °C to 400 °C |
| Oven Ramp Rate | 0.1–35 °C/min |
| Oven Cool-Down | 2500 °C to 35 °C in ~10 min |
| Carrier Gas Flow Range & Control | 0–350 mL/min |
| Carrier Gas Pressure Range & Control | 0–500 kPa |
| Injector Maximum Operating Temperature | 400 °C |
| Injector Pressure Setpoint Range | 0–500 kPa |
| Injector Total Flow Setpoint Range | 0–500 mL/min |
| Detector | Pulsed Discharge Helium Ionization Detector (PDHID) |
| PDHID Temperature Stability | ±0.1 °C |
| Baseline Noise | ≤0.5 pA |
| Baseline Drift | ≤1.0 pA/30 min |
| Repeatability (CH₄) | RSD ≤3.0% |
| Detection Limit (CH₄) | ≤3.5×10⁻¹³ g/mL |
| EPC Pressure Accuracy | ±0.01 psi |
| EPC Flow Sensor Accuracy | <±5% |
| Detector EPC Module Accuracy | ±8% of setpoint |
| Analog Output | 4–20 mA (8–12 channels) |
| Digital Interface | RS232 / RS485 / Ethernet |
| [Brand | Chrom |
|---|---|
| Origin | Zhejiang, China |
| Model | GC-5190PDD |
| Instrument Type | Laboratory Gas Chromatograph |
| Application | Ultra-High-Purity Gas Analysis |
| Oven Temperature Range | 4°C above ambient to 450°C |
| Max. Ramp Rate | 60°C/min |
| Carrier Gas Flow Control Range | 30–35 mL/min |
| Carrier Gas Pressure Control Range | 0.35–0.55 MPa |
| Injector Max. Temp. | 450°C |
| Injector Pressure Setting Range | 0–100 psi |
| Injector Total Flow Setting Range | 0–1000 mL/min |
| PDHID Detection Limit (CH₄) | ≤3.5×10⁻¹³ g/mL |
| PDHID Dynamic Linear Range | ≥10⁷ |
| PDHID Noise | <0.1 pA |
| PDHID Drift | ≤1.0 pA/30 min |
| PDHID Repeatability (CH₄) | ≤3.0% RSD |
| Column Oven Temp. Stability | ±0.02°C |
| Programmable Temperature Steps | 9 ramps / 10 plateaus |
| Max. Program Duration | 9999.9 min] |