
SA-9650 Series
BET Surface Area Analyzer
The NEW SA-9650 series of surface area analyzers provides convenience, remarkable measurement speed, and very low cost-per-analysis for diverse materials. Using time-proven dynamic flowing gas BET methodology and push-button automation, it delivers fast single-point (15 min) or multi-point (45 min) measurements. Redesigned cabinet offers safe, front-access prep and test stations with built-in PC control and enhanced intuitive software for method files, data export, and PDF reporting.
Why Choose SA-9650 Series
- Push-button automatic analysis with integrated Dewar handling and calibration
- Fast throughput: 15 min single-point / 45 min multi-point measurement
- Redesigned compact cabinet with front-access prep and test stations
- Intuitive software with guided prep, reusable methods, results averaging, overlays, and PDF export; Automatic calibration before every run—no freespace or void analysis required
- Lowest cost of ownership with integrated N₂/He gas mixing, pump-less valves, and minimal maintenance

Key Advantages of SA-9650 Series
15 min single-point / 45 min multi-point
Enables near real-time surface area results
Zero user involvement
Guarantees consistent, reproducible measurements
Front-access stations
Saves bench space and simplifies operation
Reduces consumable and service expenses
Integrated gas mixing and pump-less valves
Applications of SA-9650 Series
Pharmaceutical Dissolution Profiling
Guides dissolution behavior by measuring powder surface area
Catalyst Optimization
Enhances reaction rates through precise adsorbent surface characterization
Battery Material Development
Improves electrode kinetics by quantifying surface area
Adsorbent Characterization
Evaluates media performance for gas separation and purification
Pigment & Coating Evaluation
Assesses dispersion and opacity via surface area analysis
Ceramic & Porous Material Engineering
Optimizes pore structure, strength, and performance
Technical Specifications of SA-9650 Series
BET Surface Area Measurement Range
Total Surface Area: 0.1 to 50 m2
Specific Surface Area: Approximately 0.01 – 2,000 m2/g
Much more sensitive to low surface area samples than volumetric type analyzers, allowing the use of samples less than 1g and as low as 0.1 square meters in the sample cell.
Accuracy and Precision
Reproducibility is better than 1% COV.
Accuracy is 5% on average for most samples.
The SA-9650 Series offers a full line of high-quality, high-performance BET Surface Area Analyzers to meet the needs of any research or quality assurance laboratory. The SA-9650 Series analyzers include:
- SA-9650-1SP: One sample analysis station, three sample preparation stations.
- SA-9650-1MP: One sample analysis station, three sample preparation stations, MFC gas mixture control and multi-point analysis.
- SA-9650-3SP: Three sample analysis stations, three sample preparation stations.
- SA-9650-3MP: Three sample analysis stations, three sample preparation stations, MFC gas mixture control and multi-point analysis.
SA-9650-1SP | SA-9650-1MP | SA-9650-3SP | SA-9650-3MP | |
Single-Point | Yes | Yes | Yes | Yes |
Multi-Point | No | Yes | No | Yes |
Analysis Stations | 1 | 1 | 3 | 3 |
Preparation Stations | 3 | 3 | 3 | 3 |
Range | 0.10 to > 2000 square meters per gram | |||
Repeatability | <1% relative standard deviation (RSD) | |||
Power Requirements | 100, 120, 220 or 240 volts AC, 50/60 Hz Maximum peak power 200 Watts | |||
Weight | 59 lbs (26.76 kg) | 62 lbs (28.12 kg) | 63 lbs (28.58 kg) | 66 lbs (29.94 kg) |
Dimensions | 26” H x 25” W x 20” D (66.1cm H x 63.5cm W x 50.8cm D) | |||
Compliance | (CE) Meets EU safety, health and environmental protection requirements. |
SA-9650 models available in single station (left) or three stations (right).
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