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| Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | PT-8600 |
| Instrument Type | Aqueous Sample Dedicated |
| Dimensions | 8U (19-inch Rack Mountable) |
| Sample Handling | Fully Automated Online Flow-through Sampling |
| Trap Configuration | Straight-Path Ambient-Temperature Trap |
| Thermal Management | Independent Trap Bake-out, Pre-heat & Desorption Control |
| Fluidic Architecture | Fully Enclosed Inert Gas/Liquid Path (Stainless Steel + PEEK) |
| Calibration & QC | Automated Internal Standard Addition (3× amber vials, 10-step volumetric precision), Auto Blank Analysis, Auto Dilution, Auto Calibration Curve Generation |
| System Intelligence | Programmable Cycle Timing, Real-time Foam Detection & Suppression, Zone-specific Temperature/Flow Optimization (Purge, Dry-Purge, Bake, Desorb), Modular Integrated Fluidics with Minimized Dead Volume |
| [Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | PT-8100 |
| Sample Tray Capacity | 100 positions |
| Sample Type Compatibility | Aqueous and Solid (Soil/Sediment) |
| Dual-Needle Architecture | Independent aqueous & solid sample pathways |
| Cryogenic Sample Cooling Option | Available |
| Automated Trap Bake-Out & Desorption | Yes |
| Automated Line Cleaning & Blank Analysis | Yes |
| Calibration Curve Automation | Up to 10 concentration levels |
| Methanol Extraction Module | Integrated for soil samples |
| Soil Heating Range | Up to 90 °C with variable-speed magnetic stirring |
| GC Trigger Interface | Configurable TTL/relay signal output |
| Software Control | PC-based method editor, queue management, real-time status monitoring, audit-trail-enabled logging] |
| Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Product Category | Domestic |
| Model | PT-7900D |
| Instrument Type | Water-and-Soil Integrated Purge and Trap System |
| Sample Tray Capacity | 30-position |
| Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | PT-7900D-II |
| Instrument Type | Water & Soil Integrated Purge and Trap System |
| Sample Tray Capacity | 72 positions |
| Fluid Handling | Integrated Syringe Pump for Automated Liquid Addition |
| Temperature Control Zones | 7 (Sample Zone, Valve Oven, Purge Tube, Transfer Line, Cold Trap, Water Trap, Desorption Zone) |
| Desorption Ramp Rate | Up to 2000 °C/min |
| Gas Path Materials | Passivated Stainless Steel & PEEK |
| Valves | Imported Electromechanical Switching Valves |
| Pressure Monitoring | Digital Electronic Pressure Sensors |
| Flow Control | Mass Flow Controllers (MFCs) |
| User Interface | 7-inch Touchscreen with Real-time Status Visualization |
| Compliance Standards | ASTM D6866, EPA Methods 502.2, 524.2, 624, 8260D, 8270E |
| Safety Features | System Self-Check at Power-On, Over-Temperature Protection, Leak Detection, Electrical Leakage Protection |
| Cleaning Functions | Methanol Rinse, High-Temperature Water Rinse, Automated Back-Flush of Entire Gas Path |
| Sample Agitation | Motorized Stirring Module |
| Optional Purge Tube Configurations | U-shaped, 5 mL or 25 mL |
| GC/GC-MS Synchronization | Universal Trigger Interface for Major Chromatographic Platforms (Agilent, Thermo Fisher, Shimadzu, Waters, PerkinElmer) |
| Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic (China-Made) |
| Model | PT-8200 |
| Sample Tray Capacity | 120 positions |
| Instrument Type | Water-and-Soil Integrated Purge and Trap System |
| Compliance | ASTM D6866, ISO 15681-2, USP <621>, EPA Methods 502.2, 524.2, 624, 8260D, 8270E (via GC/GC-MS coupling) |
| Software Control | PC-based GUI with method scheduling, audit trail, and instrument status monitoring |
| Cooling Function | Peltier-cooled sample tray (4–10 °C) |
| Foam Detection & Suppression | Real-time optical foam sensor with automated antifoam reagent injection |
| Dual-Needle Architecture | Independent solid-phase and liquid-phase sampling needles (Patent ZL202220256614.6) |
| Internal Standard Delivery | 3-position (expandable to 5) pressurized vial station with N₂-driven precision dispensing (10 programmable volume settings) |
| Solid-Phase Needle Heating | Adjustable temperature control (up to 120 °C) to prevent condensation |
| Positional Calibration | 3-axis robotic coordinate mapping with multi-point auto-calibration |
| GC Trigger Interface | Configurable TTL/relay signal output for seamless synchronization with GC or GC-MS systems |
| Data Integrity | Full electronic logbook (sample history, warnings, errors), automatic fault-induced shutdown, 21 CFR Part 11–compliant user access controls and audit trail (optional firmware module) |
| Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic (China-made) |
| Model | PT-8030 |
| Sample Tray Capacity | 30 positions |
| Instrument Type | Water & Soil Dual-Mode Purge and Trap System |
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