APL Optolab Touchwin2.0 (Da’ao) 40-Position Intelligent High-Throughput Microwave Digestion System
| Brand | APL Optolab |
|---|---|
| Origin | Sichuan, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | Touchwin2.0 (Da’ao) |
| Price Range | USD 28,000 – 49,000 |
| Cavity Class | Industrial-Grade |
| Batch Capacity | 40 samples |
| Microwave Source | Dual Magnetron |
| Max Temperature | 310 °C |
| Temp Measurement Accuracy | ±0.1 °C |
| Temp Control Stability | ±0.1 °C |
| Temp Uniformity Across Cavity | ±0.1 °C |
| Max Operating Pressure | 22,000 psi |
Overview
The APL Optolab Touchwin2.0 (Da’ao) 40-Position Intelligent High-Throughput Microwave Digestion System is an industrial-grade sample preparation platform engineered for precision, repeatability, and regulatory compliance in elemental analysis workflows. It employs closed-vessel microwave-assisted acid digestion—based on controlled dielectric heating—to rapidly and completely mineralize organic and inorganic matrices under elevated temperature and pressure. The system operates on the principle of volumetric energy coupling: dual magnetrons deliver uniform 2450 MHz microwave radiation into a reinforced stainless-steel cavity, enabling simultaneous thermal decomposition of up to 40 samples per run without cross-contamination. Designed for laboratories performing routine ICP-OES, ICP-MS, AAS, and HG-AFS analyses, the Touchwin2.0 meets the fundamental performance requirements outlined in ASTM D5681, ISO 11885, USP , and EPA Methods 3050B, 3051A, and 3052.
Key Features
- Industrial-grade cavity constructed from 316L stainless steel with reinforced anti-explosion shielding and multi-layer RF leakage suppression (≤0.5 mW/cm² at 5 cm)
- Dual independent 1200 W magnetron system with dynamic power modulation for precise energy delivery across heterogeneous sample loads
- Real-time, fiber-optic temperature monitoring and pressure sensing for each individual vessel—no infrared or contact-based drift
- Intelligent adaptive control algorithm that adjusts microwave output based on real-time thermal feedback, ensuring ±0.1 °C temperature stability and uniformity
- Automated safety interlocks including over-pressure rupture disc, door position verification, and cavity temperature cutoff at 320 °C
- Touchwin2.0 operating interface with embedded audit trail logging compliant with FDA 21 CFR Part 11 requirements for electronic records and signatures
Sample Compatibility & Compliance
The system accommodates standard 55 mL high-pressure quartz or PTFE-TFM digestion vessels (compatible with HNO₃, HF, HCl, H₂O₂, and aqua regia mixtures). It supports solid, semi-solid, and liquid matrices—including soils, sediments, biological tissues, polymers, pharmaceuticals, foodstuffs, and battery cathode materials (e.g., NMC, LFP). All digestion protocols are validated against certified reference materials (CRMs) such as NIST SRM 1573a (Tomato Leaves), GBW07605 (Animal Muscle), and ERM-CC141 (Soil). The hardware and firmware architecture conform to GLP and GMP documentation standards, with full traceability of method parameters, operator ID, timestamps, and failure events stored locally and exportable via USB or Ethernet.
Software & Data Management
The Touchwin2.0 software suite provides method library management, multi-step ramp/hold programming, and automated report generation in PDF or CSV format. Each digestion run generates a complete digital log—including time-temperature-pressure profiles, power history, and alarm status—with cryptographic hash integrity verification. Data export supports LIMS integration via ASTM E1384-compliant XML schema. Audit trails are immutable and timestamped with NTP-synchronized clocks; user access levels (administrator, technician, reviewer) enforce role-based permissions aligned with ISO/IEC 17025 Clause 7.5.2.
Applications
- Environmental labs: Heavy metal quantification in wastewater sludge, fly ash, and contaminated soils per EPA SW-846
- Pharmaceutical QA/QC: Residual catalyst screening (Pd, Pt, Rh) in active pharmaceutical ingredients (APIs)
- Food safety testing: As, Cd, Pb, and Hg determination in infant formula and dietary supplements (EU Regulation No. 1881/2006)
- Geological and metallurgical R&D: Rare earth element (REE) extraction efficiency studies from monazite and bastnäsite ores
- Battery recycling analytics: Li, Co, Ni, Mn recovery rate validation in spent lithium-ion cell black mass
- Nuclear materials handling: Uranium and plutonium isotopic ratio prep prior to TIMS analysis
FAQ
What safety certifications does the Touchwin2.0 hold?
It complies with IEC 61000-6-3 (EMC emission), IEC 61000-6-2 (immunity), and EN 61010-1:2010 for laboratory electrical equipment. Full CE marking documentation is available upon request.
Can the system be integrated into a fully automated sample prep line?
Yes—RS-232, RS-485, and Ethernet interfaces support external PLC triggering and status polling. Optional robotic arm docking brackets are available for third-party autosampler integration.
Is method validation support provided for regulatory submissions?
APL Optolab supplies application notes, CRM digestion protocols, and instrument qualification packages (IQ/OQ/PQ) aligned with USP , ISO/IEC 17025, and FDA guidance on analytical instrument qualification.
What maintenance intervals are recommended for sustained performance?
Magnetron output calibration and cavity waveguide inspection are advised every 1,500 operating hours or annually—whichever occurs first. Full service logs and spare parts catalogs are accessible via secure customer portal.
