Beifen Sanpu CA-X16 High-Throughput Intelligent Microwave Digestion System
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | CA-X16 |
| Pricing | Upon Request |
| Power Supply | 220 V AC, 50 Hz, 10 A |
| Microwave Output Power | 0–2000 W |
| Cavity Volume | 45 L |
| Cavity Material | 316L Stainless Steel with 6-Layer PTFE Coating |
| Microwave Frequency | 2450 MHz, Non-Pulsed Continuous Automatic Frequency Modulation |
| Temperature Range | Ambient to 350 °C, Accuracy: ±0.1 °C |
| Pressure Range | 0–15 MPa, Control Precision: ±0.01 MPa |
| Max. Internal Vessel Temp. | ≥310 °C |
| Max. Internal Vessel Pressure | ≥10.34 MPa (1500 psi) |
| Max. Outer Sleeve Rating | ≥450 °C / ≥20.68 MPa (3000 psi) |
| Sample Capacity | Up to 16 vessels (100 mL each), Max. Sample Volume per Vessel: 55 mL |
| Rotation | 360° Continuous Bidirectional Rotation |
| Safety Features | Dual Pressure–Temperature Control, Auto-Microwave Cutoff at Overpressure/Overtemperature, Rupture Disc with Secondary Pressure Relief, Self-Locking Buffer Anti-Explosion Door, Microwave Leakage <5 mW/cm² (Compliant with GB 10436 & IEC 61000-3-2) |
Overview
The Beifen Sanpu CA-X16 High-Throughput Intelligent Microwave Digestion System is an engineered solution for rapid, reproducible, and fully controlled sample preparation in trace elemental analysis workflows. Designed around the principles of closed-vessel microwave-assisted acid digestion, the system accelerates oxidative decomposition of organic matrices under elevated temperature and pressure—enabling complete dissolution of refractory samples while minimizing analyte loss, contamination, or volatilization. Its non-pulsed, continuous automatic frequency modulation (2450 MHz) ensures stable energy delivery and superior field homogeneity across the 45 L cavity, critical for inter-sample consistency in multi-vessel runs. The CA-X16 meets fundamental requirements for method validation in regulated environments—including food safety testing (AOAC, ISO 11885), environmental monitoring (EPA Methods 3051A, 3052), clinical toxicology, and materials characterization—where precise control over digestion kinetics directly impacts downstream ICP-OES, ICP-MS, or AAS quantification accuracy.
Key Features
- Robust 45 L cavity constructed from electropolished 316L stainless steel with six-layer corrosion-resistant PTFE coating, ensuring long-term integrity against aggressive HNO₃/HF/HCl mixtures.
- Self-locking, buffer-type anti-explosion door with lateral pressure-release mechanism—mechanically decouples before catastrophic failure, preserving structural integrity and operator safety per GB 4706.21 and IEC 61000-4-3 compliance.
- Dual independent control loops: high-precision Pt100 contact sensors for real-time temperature monitoring (ambient to 350 °C, ±0.1 °C); piezoresistive transducers for pressure feedback (0–15 MPa, ±0.01 MPa).
- 360° continuous bidirectional rotation of the PTFE-coated turntable ensures uniform microwave coupling across all 16 positions—eliminating positional bias and enhancing method reproducibility (RSD < 3% for replicate digestions).
- Integrated safety architecture includes automatic microwave cutoff upon sensor failure, overtemperature/overpressure event, zero-load transmission detection, and individual vessel rupture discs rated to 20.68 MPa (3000 psi) with secondary venting pathways.
- Industrial-grade magnetron with forced-air cooling and harmonic matching circuitry extends service life beyond 5,000 h; vertical dual-waveguide + 3D field distribution minimizes standing wave formation.
Sample Compatibility & Compliance
The CA-X16 accommodates a broad spectrum of solid and semi-solid matrices—including soils, sediments, biological tissues, polymers, pharmaceutical excipients, and food composites—using standard 100 mL digestion vessels with modified PTFE inner liners and PEEK-fiber reinforced outer sleeves. Each vessel integrates primary pressure relief via calibrated rupture disc and secondary mechanical venting through threaded anti-burst caps. The system conforms to national and international safety standards: microwave leakage <5 mW/cm² (GB 10436, IEC 62233), electromagnetic compatibility (IEC 61000-3-2), and mechanical safety (GB 4706.21). For GLP/GMP-aligned laboratories, audit-ready operation logs—including time-stamped temperature/pressure profiles, method parameters, and fault codes—are stored internally and exportable via USB.
Software & Data Management
The embedded 8-inch capacitive touchscreen interface runs a deterministic real-time OS with localized Chinese UI (English firmware optional upon request). All operational parameters—including ramp rate, hold time, power profile, and safety thresholds—are programmable and storable in >100 user-defined methods. Real-time graphical display of T–P curves enables immediate assessment of reaction exothermicity and endpoint determination. Data export supports CSV and PDF formats compatible with LIMS integration. While native software does not include 21 CFR Part 11 electronic signature modules, the system’s hardware-level event logging (with immutable timestamps and operator ID tagging) provides foundational traceability required for FDA-regulated QA/QC protocols.
Applications
- Environmental labs performing heavy metal analysis (Pb, Cd, As, Hg) in EPA 3052-compliant digests of sludge, fly ash, and plant tissue.
- Food testing facilities applying AOAC 999.10 for multi-element profiling (Ca, Mg, Fe, Zn) in fortified cereals and dairy products.
- Clinical research centers digesting blood, hair, and biopsy specimens prior to ultra-trace Cd/Se quantification by HR-ICP-MS.
- Materials science groups decomposing rare-earth magnets, battery cathodes, and ceramic composites for stoichiometric validation.
- National metrology institutes conducting inter-laboratory comparison studies requiring strict inter-vessel precision (k = 2, U < 0.8% relative).
FAQ
What is the maximum number of samples processed simultaneously?
The CA-X16 supports up to 16 digestion vessels in a single run using its modular PTFE turntable assembly.
Does the system support method transfer from legacy microwave platforms?
Yes—temperature/pressure ramp profiles and hold conditions are fully customizable and compatible with common method libraries (e.g., CEM MARS, Anton Paar Multiwave PRO).
How is calibration verified for temperature and pressure sensors?
Each unit ships with NIST-traceable calibration certificates for both Pt100 thermistors and piezoresistive transducers; periodic verification follows ISO/IEC 17025 procedures using reference standards.
Can the instrument operate unattended overnight?
Yes—integrated thermal management, auto-shutdown on anomaly detection, and continuous exhaust ensure safe extended operation under supervision per local safety protocols.
Is remote monitoring supported?
Local Ethernet connectivity is available for networked data retrieval; however, cloud-based remote control is not implemented to maintain data sovereignty and regulatory alignment.
