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| 16 – 24 positions (up to 40 optional): | |
| Maximum Operating Temperature: | |
| Maximum Operating Pressure: | |
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SF
SF176
The microwave digestion system is an intelligent sample preparation device based on microwave heating and closed‑vessel high‑pressure technology, widely used in food, environmental, pharmaceutical, geological and materials science applications. The 2450MHz high‑frequency microwaves cause polar molecules to rapidly oscillate, converting microwave energy directly into heat for fast, uniform heating.
Two configurations are available to suit different throughput needs:
Feature | Basic Low‑Throughput Model | Dual‑Screen High‑Throughput Model |
|---|---|---|
Vessel Positions | 16 (up to 20 optional) | 24 (up to 40 optional) |
Microwave Power | 1600W non‑pulse variable frequency | 2000W dual magnetron staggered array |
Max Temperature | 300℃ | 330℃ |
Max Pressure | 10 MPa | 15 MPa |
Human‑Machine Interface | Single touchscreen | Primary + secondary touchscreens (main control, auxiliary real‑time curves) |
Cooling Speed | Standard fan cooling | Rapid forced air cooling (30% faster) |
Common core advantages
High digestion efficiency: Industrial‑grade magnetron with 0–100% automatic output for uniform heating
Closed high‑pressure digestion: TFM/PEEK aerospace‑grade vessels resist strong acids; prevent loss of volatile elements (Hg, As, Se, etc.) with >95% recovery
High‑precision T/P monitoring: Non‑contact infrared sensor (ambient to 300℃, accuracy ±0.5℃) + full‑vessel pressure control; PID algorithm for dynamic power adjustment
High‑strength safety: 66L 316L stainless steel cavity with 5‑layer PFA coating; self‑locking buffer explosion‑proof door; overpressure release, over‑temperature alarm, self‑diagnosis, EMC overload protection
High throughput efficiency: 360° continuous rotation turntable for uniform heating; high‑power acid‑resistant centrifugal exhaust (≥5m³/min) for faster cooling
Intelligent touch operation: Touchscreen with real‑time temperature, pressure, power curves; multi‑stage programming; built‑in method library
Broad acid compatibility: Suitable for HNO₃, HCl, HF and other acid systems
International standards compliance: ASTM D5513-22, BS EN 13656:2020, EPA 3015A, EPA 3052 for globally recognized results