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| Brand | Agilent Technologies |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | 490-PRO Micro GC |
| Pricing | Available Upon Request |
| Brand | Agilent Technologies |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | 490 Micro GC |
| Pricing | Available Upon Request |
| Brand | Agilent Technologies |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | 990 GC |
| Detection Limit | 0.5 ppm (on WCOT capillary column) |
| Repeatability | RSD < 0.5% for 1 mol% propane on WCOT column under isothermal and isobaric conditions |
| Carrier Gases | Helium, Hydrogen, Nitrogen, Argon |
| Column Oven Max Temperature | 180 °C |
| Injector Max Temperature | 110 °C |
| TCD Linear Dynamic Range | 10⁵ (0.5 ppm to 5%) |
| TCD Concentration Range | 0.5 ppm to 100% |
| Inlet Pressure Rating | 100 kPa (14.5 psi) |
| Sample Loop | Micro-machined, fixed-volume, non-split |
| Detector Type | Micromachined Dual-Channel Thermal Conductivity Detector (TCD) |
| Maximum Independent Channels | 4 |
| Column Types Supported | WCOT, PLOT, Micro-packed (Hayesep D, Carboxen) |
| Peak Area Reproducibility | < 0.5% RSD |
| Environmental Certification | My Green Lab ACT Label (Accountability, Consistency, Transparency) |
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