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| Brand | HUIFEN Instrument |
|---|---|
| Origin | Shandong, China |
| Model | AHS-16 |
| Type | Dynamic Headspace Sampler |
| Automation Level | Fully Automated |
| Sample Vial Capacity | 16 positions |
| Touchscreen Interface | 7-inch capacitive LCD |
| Valve Type | Precision high-temperature 6-port rotary valve |
| Sample Loop Material | Passivated 316 stainless steel |
| Sample Path Heating | Independent heated transfer line (up to 220 °C) |
| Carrier Gas Control | High-accuracy pressure and flow regulators |
| Adsorbent Trap Cleaning Function | Integrated purge cycle |
| Compliance | Designed for compatibility with ISO 17025-accredited labs and GLP/GMP workflows |
| Brand | HUIFEN Instrument |
|---|---|
| Origin | Shandong, China |
| Model | HS-06 |
| Instrument Type | Dynamic Headspace Sampler |
| Automation Level | Semi-Automatic |
| Vial Heating Range | Ambient +1°C to 200°C (1°C increments) |
| Valve & Transfer Line Heating Range | Ambient +1°C to 200°C (1°C increments) |
| Quantitative Loop Volume | 1 mL |
| Vial Capacity | 9 positions |
| Vial Size | 20 mL |
| Temperature Control Accuracy | < ±0.2°C |
| Pressure Control Range | 0–0.4 MPa (continuously adjustable) |
| Method Storage | 20 user-programmable methods |
| Timing Precision | Programmable 3-event, 10-segment time sequence |
| Reproducibility | RSD ≤ 1.0% (200 ppm ethanol in water) |
| Purge Flow & Duration | Adjustable for backflush cleaning |
| Brand | HUIFEN |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ALS-24 |
| Instrument Type | Dynamic Headspace Autosampler |
| Automation Level | Fully Automatic |
| Sample Capacity | 24-position |
| Solvent Options | Up to 4 programmable rinse solvents (pre- and post-injection) |
| Thermal Independence | Injection mechanism operates independently of GC inlet temperature |
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