CDS Analytical
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| Brand | CDS Analytical |
|---|---|
| Origin | USA |
| Model | 6150 |
| Pyrolyzer Type | Filament-Heated Pyrolyzer |
| Temperature Range | Ambient to 1300 °C (1 °C increment) |
| Temperature Accuracy | ±0.1 °C |
| Cooling Time | <18 s (from 650 °C to <50 °C, gas-free) |
| Reproducibility | RSD ≤1.5% (polystyrene standard) |
| Transfer Line Max Temp | 350 °C |
| Programmable Steps per Method | Up to 10 |
| GC Trigger Support | Per-step synchronized GC start signal |
| Sample Tube | Reusable fused-silica quartz tube |
| Optional Autosampler | 48-position |
| Brand | CDS Analytical |
|---|---|
| Origin | USA |
| Model | 6200 |
| Pyrolyzer Type | Filament (Wire) Pyrolyzer |
| Temperature Range | Ambient to 1300 °C (1 °C increment) |
| Temperature Accuracy | ±0.1 °C |
| Cooling Rate | From 650 °C to <50 °C in ≤18 s (no cryogenic gas required) |
| Reproducibility | RSD ≤1.5% (polystyrene standard) |
| Transfer Line Max Temp | 350 °C |
| Programmable Steps per Method | Up to 10 |
| Sample Capacity | 48-position auto-sampler (optional) |
| Operating Interface | Integrated touchscreen with one-touch start |
| Heating System | Platinum RTD-integrated resistive filament |
| Atmosphere Control | Switchable carrier/reactive gases (e.g., He, air) |
| Modes | Direct-to-GC and Cold Trap (cryo-trap optional) |
| Software-Controlled Mode Switching | Yes |
| Optional Functions | Thermal Desorption, Dynamic Headspace, Electronic Flow Control, Spectral Library Integration |
| Brand | CDS Analytical |
|---|---|
| Origin | USA |
| Model | 7350 |
| Instrument Type | Aqueous VOC Analyzer |
| Sample Capacity | 72-position tray |
| Trap Temperature | Ambient (Room-Temperature Capture) |
| Purge Heater Temperature | Adjustable up to 100 °C |
| Chiller Temperature | Not applicable (no sample refrigeration) |
| Internal Standard Delivery | 2 µL quantitative loop |
| Moisture Removal | Integrated, flow-path-isolated online water trap |
| System Inertness | Ultra-inert fused-silica and SilcoNert®-treated stainless-steel tubing throughout |
| Foam Detection | Real-time optical foam sensor for overfoaming prevention |
| GC/GC–MS Compatibility | Universal interface (standard 1/16″ OD SS transfer line, pressure-tight fittings) |
| Brand | CDS Analytical |
|---|---|
| Origin | USA |
| Model | 7450 |
| Instrument Type | Water & Soil VOC Analyzer |
| Sample Capacity | 72-position |
| Trap Temperature | Ambient (Room-Temperature Capture) |
| Purge Heater Temperature | Up to 100 °C |
| Sample Chilling Temperature | 4 °C |
| Internal Standard Delivery | 2 µL Quantitative Loop |
| Moisture Removal | Integrated On-line Dual-Path Dehumidification |
| System Inertness | Entire Fluid Path Constructed of SilcoNert®-Treated Stainless Steel and Fused Silica |
| Foam Detection | Real-time Optical Foam Sensor |
| Sample Compatibility | Aqueous Matrices, Soil/Sediment Slurries (via Methanol Extraction), and Solid Samples with Spiking Protocol |
| Brand | CDS Analytical |
|---|---|
| Origin | USA |
| Model | 7550s |
| Instrument Type | Dual-Stage Thermal Desorber |
| Sample Capacity | 72 positions |
| Cold Trap Temperature Range | –40 °C to +400 °C (Peltier-assisted pre-concentration) |
| Desorption Temperature Range | Ambient to 400 °C |
| Valve Operating Temperature | Up to 350 °C |
| Detection Compatibility | Universal interface for GC and GC-MS systems (all major brands) |
| Carrier Gas Control | Precision mass flow control with split capability |
| Sample Preservation Mode | Integrated cryo-trap bypass & fraction collection |
| Dry-Purge Function | Automated in-line dry-purge of traps and transfer lines |
| Tube Conditioning | On-board thermal conditioning of sorbent tubes (up to 400 °C) |