PerkinElmer STA 8000 Simultaneous Thermal Analyzer
| Brand | PerkinElmer |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | STA 8000 |
| Pricing | Upon Request |
| Temperature Range | −150 °C to 1600 °C |
| Heating Rate | 0.01–100 °C/min |
| Temperature Stability | ±0.01 °C (at isothermal hold) |
| Maximum Sample Mass | 2 g (standard), up to 5 g (optional crucible) |
| Atmosphere Control | Dual-gas MFC with programmable switching (N₂, O₂, Ar, He, air, forming gas) |
| Balance Resolution | 0.1 µg |
| DSC Sensitivity | < 0.1 µW |
Overview
The PerkinElmer STA 8000 Simultaneous Thermal Analyzer is an engineered platform for high-fidelity, real-time coupling of thermogravimetric analysis (TGA) and differential thermal analysis (DTA) or differential scanning calorimetry (DSC) in a single, vertically oriented measurement cell. Based on the principle of simultaneous mass and heat flow detection under controlled temperature programs, the STA 8000 delivers synchronized, time-aligned data streams—enabling unambiguous correlation between mass loss events (e.g., dehydration, decomposition, oxidation) and corresponding thermal transitions (e.g., glass transitions, crystallization, melting, reaction enthalpies). Its proprietary dual-sensor architecture features an ultra-low-drift microbalance and a high-sensitivity thermocouple-based heat flow sensor, both housed within a compact, thermally optimized vertical furnace. This design minimizes buoyancy effects, ensures rapid thermal equilibration, and supports reproducible baseline stability across wide temperature ranges—from cryogenic conditions (−150 °C, with optional liquid nitrogen cooling) to high-temperature ceramic processing (up to 1600 °C).
Key Features
- Vertical furnace and balance configuration for minimized convection artifacts and enhanced mass accuracy during dynamic heating
- Integrated dual-channel mass flow controllers (MFCs) enabling precise, software-programmable gas flow regulation (0–200 mL/min per line) and automated gas switching within temperature ramps
- Modular furnace options: standard alumina (−150–1150 °C), high-temp silicon carbide (up to 1600 °C), and inert graphite variants for reducing atmospheres
- Pyris™ software with ISO/IEC 17025-compliant audit trail, electronic signature support, and full 21 CFR Part 11 readiness for regulated environments
- Optional autosampler (up to 24 positions) with independent scheduling, auto-calibration routines, and thermal pre-equilibration monitoring
- Hardware-level synchronization: TGA and DTA/DSC signals sampled at ≥10 Hz with sub-millisecond timestamp alignment
Sample Compatibility & Compliance
The STA 8000 accommodates a broad spectrum of sample forms—including powders, granules, films, fibers, catalysts, pharmaceutical tablets, and metallic alloys—using standardized platinum, alumina, or gold crucibles (30–100 µL volume). It complies with ASTM E1131 (TGA), ASTM E1269 (DSC), ISO 11358 (polymer TGA), and USP (thermal analysis in pharmaceutical development). All hardware and firmware meet IEC 61000-4 electromagnetic compatibility standards and UL/CSA safety certification. Data integrity protocols align with GLP and GMP requirements, including secure user access levels, change-controlled method templates, and immutable raw data archiving.
Software & Data Management
Pyris software provides end-to-end workflow control—from method creation and instrument calibration to real-time visualization and post-run deconvolution. It supports multi-step temperature programs with conditional triggers (e.g., “hold until mass loss rate < 0.1 %/min”), automatic baseline correction, and kinetic modeling (e.g., Kissinger, Ozawa-Flynn-Wall). Raw data files (.pmd) are stored in vendor-neutral HDF5 format with embedded metadata (instrument ID, operator, calibration history, gas sequence logs). Export modules generate ASTM-compliant reports, CSV/Excel tables, and SVG/PDF graphics suitable for regulatory submissions.
Applications
- Quantitative residue analysis in polymer composites (filler content, char yield)
- Thermal stability assessment of battery cathode materials under air vs. inert atmosphere
- Decomposition kinetics of energetic materials per MIL-STD-2105
- Hydration/dehydration profiling of pharmaceutical hydrates (ICH Q5C)
- Oxidation onset temperature determination in turbine alloys (ASTM D3850)
- Carbon black content in rubber compounds via controlled-air combustion
- Simultaneous DSC-TGA characterization of shape-memory polymers
FAQ
What is the minimum detectable mass change?
The system achieves a mass resolution of 0.1 µg under standard operating conditions, with noise-limited detection limit of ~0.3 µg over 1-minute integration.
Can the STA 8000 be coupled to FTIR or MS?
Yes—via PerkinElmer’s dedicated evolved gas analysis (EGA) interface kits, supporting direct transfer to Frontier Lab pyrolyzers, Thermo Scientific ISQ LT GC-MS, or Bruker Tensor II FTIR systems.
Is calibration traceable to NIST standards?
All temperature and mass calibrations are performed using NIST-traceable reference materials (e.g., Ni Curie point, KCl decomposition, sapphire DSC standard).
Does the system support purge gas humidification?
Humidified gas delivery is supported via optional PerkinElmer RH Generator module, enabling controlled water vapor partial pressure (0–95% RH) during dynamic TGA-DSC runs.
How is baseline drift corrected during long-duration experiments?
Pyris implements dynamic baseline subtraction using pre- and post-run empty-crucible scans, plus real-time adaptive filtering based on furnace thermal inertia models.
