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| Brand | Polytech |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Graphite Block Digestion System |
| Automation Level | Fully Automated |
| Digestion Positions | 30 × 50 mL + 16 × 100 mL (configurable modular layout) |
| Max Heating Temperature | 230 °C |
| Temperature Uniformity | High spatial uniformity across graphite block |
| Reagent Channels | 8 independent peristaltic pump-driven channels |
| Sample Processing Workflow | Automated reagent addition, mixing, temperature-programmed digestion, acid evaporation (dry-down), cooling, and final volumetric定容 via ultrasonic sensor-based precision dispensing |
| Brand | Polytech |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Model | PT60 |
| Heating Block Capacity | 60 positions |
| Temperature Range | Ambient to 230 °C (typical for graphite digestion) |
| Temperature Uniformity | ±1.5 °C across block |
| Programmable Ramp/Soak Profiles | Yes, multi-step gradient heating and cooling |
| Control Interface | Independent touchscreen controller with offline operation capability |
| Corrosion Protection | PTFE-coated front panel + multi-layer PTFE impregnation on graphite surface |
| Compliance | Designed for use in accordance with GB, HJ, SN/T, and ISO 11047:2021 (Determination of metals in environmental and food samples by atomic spectrometry after acid digestion) |
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