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| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | BETA202A4 |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Gas Adsorption (BET, BJH, DFT, NLDFT, t-plot, αs-method) |
| Number of Analysis Stations | 10 |
| Specific Surface Area Range | 0.0005 m²/g (Kr) to unlimited |
| Pore Size Range | 0.35 nm – 500 nm |
| Pressure Range | 10⁻⁸ Torr – 1000 Torr |
| Relative Pressure (P/P₀) Resolution | Down to 10⁻⁷ |
| Repeatability | < ±1% (for N₂ at 77 K) |
| Detection Limit for Pore Volume | 0.0001 cm³/g |
| Vacuum System Base Pressure | ≤1×10⁻⁸ Torr (with optional turbomolecular pump) |
| Thermal Management | Integrated liquid nitrogen isothermal jacket with 70-hour autonomy |
| Gas Compatibility | N₂, Ar, Kr, CO₂, NH₃, H₂, CO, O₂, CH₄, C₄H₁₀ (non-corrosive only) |
| Data Acquisition | 24-bit ADC, dual-capacitance manometers (0–10 Torr & 0–1000 Torr), dedicated P₀ reference sensor |
| Connectivity | USB 2.0 or Ethernet (TCP/IP), remote control & multi-instrument management supported |
| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | BETA201A |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Method (BET & BJH) with Dynamic Preconditioning Capability |
| Analysis Stations | 1 |
| Surface Area Range | 0.0001 m²/g (Kr adsorption) to unlimited |
| Pressure Range | 0–133 kPa (0–1000 Torr) |
| P/P₀ Resolution | Up to 0.9995 |
| Vacuum Level | ≤1×10⁻⁸ Torr (with optional molecular pump) |
| Repeatability | <±1% (standard N₂ adsorption on certified reference materials) |
| Adsorption Gases | N₂, Ar, Kr, CO₂, NH₃, H₂, CO, O₂, CH₄, C₄H₁₀ (non-corrosive only) |
| Analysis Time | ~25 min per surface area measurement |
| Cryogen Capacity | 70 h continuous operation with standard 3.5 L liquid nitrogen Dewar |
| Isothermal Jacket | Integrated liquid nitrogen isothermal sleeve for thermal stability |
| Data Acquisition | 24-bit ADC |
| Compliance | Designed for GLP-compliant labs |
| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BETA201A1 |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Method (with optional dynamic mode support) |
| Number of Analysis Stations | 4 |
| Specific Surface Area Range | 0.0001 m²/g (using Kr adsorption) to unlimited |
| Pressure Range | 0–133 kPa (0–1000 Torr) |
| Theoretical Basis | Static Volumetric Gas Adsorption |
| Repeatability | ±0.001 m²/g (absolute) or <±1% relative |
| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | BETA201A.4 |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Method (with optional dynamic mode support) |
| Analysis Stations | 1 |
| Surface Area Range | 0.0001 m²/g (using Kr adsorption) to unlimited |
| Pressure Range | 0–133 kPa |
| Repeatability | < ±1% |
| Operating Ambient Temperature | Up to 400 °C |
| Temperature Control Accuracy | ±0.1% |
| Vacuum System Base Pressure | ≤1×10⁻⁸ Pa (≤7.5×10⁻¹¹ Torr) |
| Brand | GuanCe |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BETA201A |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Method (Gas Adsorption) |
| Analysis Stations | 1 |
| Surface Area Range | 0.0001 m²/g (using Kr) to unlimited |
| Pressure Range | 0–133 kPa |
| P/P₀ Resolution | up to 10⁻⁷ |
| Vacuum Level | ≤1×10⁻⁸ Torr (with optional turbomolecular pump) |
| Detection Limit for Pore Volume | 0.0001 cm³/g (N₂) |
| Pore Diameter Range | 0.35 nm – 500 nm |
| Repeatability | <±1% |
| Analysis Time | ~25 min (BET), ~3.5 h (full pore distribution) |
| Gas Compatibility | N₂, Ar, Kr, CO₂, NH₃, H₂, CO, O₂, CH₄, C₄H₁₀ (non-corrosive only) |
| Interface | USB or Ethernet (RJ45) |
| Data Export | PDF, Excel, multi-curve overlay, bilingual (EN/CN) reporting |
| Safety Protections | Overpressure, overcurrent, short-circuit, leakage, and software operation lockout |
| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Model | BETA202A |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Method (BET & DFT/NLDFT) |
| Analysis Stations | 1 dedicated station (optional dual-station configuration with 3 pressure transducers) |
| Surface Area Range | 0.0001 m²/g (using Kr adsorption) to unlimited |
| Pore Size Range | 0.35 nm – 500 nm |
| Pressure Range | 0–133 kPa (0–1000 Torr) |
| Repeatability | ±1% |
| Detection Limit for Pore Volume | 0.0001 cm³/g (N₂) |
| P/P₀ Resolution | down to 1×10⁻⁷ |
| Ultimate Vacuum | ≤1×10⁻⁸ Torr (with optional turbomolecular pump) |
| Thermal Control | Liquid nitrogen isothermal jacket + 70-hour Dewar capacity |
| Gas Compatibility | N₂, Ar, Kr, CO₂, NH₃, H₂, CO, O₂, CH₄, C₄H₁₀ (non-corrosive only) |
| Data Acquisition | 24-bit ADC, capacitive absolute pressure transducers (0.1% full-scale accuracy) |
| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BETA201A2 |
| Instrument Type | Specific Surface Area Analyzer |
| Measurement Principle | Static Volumetric Method (with optional dynamic mode capability) |
| Number of Analysis Stations | 4 |
| Surface Area Range | 0.0001 m²/g (using Kr adsorption) to unlimited |
| Pressure Range | 0–133 kPa |
| Repeatability | ±1% (typical under controlled conditions) |
| Pore Size Range | 0.35 nm – 500 nm |
| Minimum Detectable Pore Volume | 0.0001 cm³/g (N₂ adsorption, with high-vacuum option) |
| Analysis Time | ~25 min per surface area measurement |
| Gas Compatibility | N₂, Ar, Kr, NH₃, CO₂, H₂, CO, O₂, CH₄, C₄H₁₀ (non-corrosive only) |
| Vacuum Base Pressure | ≤1×10⁻⁴ Torr (standard) |
| P/P₀ Resolution | up to 0.9995 |
| Detector | Imported capacitive absolute pressure transducer (0–10 Torr & 0–1000 Torr ranges), 0.1% full-scale accuracy, 24-bit ADC |
| Sample Tube Heating | Integrated in-situ degassing with dual-path valve isolation |
| Data Interface | USB or Ethernet (RJ45) |
| Software Language | Switchable Chinese/English UI & report output |
| Compliance | Designed for GLP-compliant environments |
| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | BETA201A.2 |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Method (with Dynamic Mode Support) |
| Analysis Stations | 1 |
| Surface Area Range | 0.0001 m²/g (Kr adsorption) to unlimited |
| Pressure Range | 0–133 kPa |
| Repeatability | < ±1% (per ASTM D3663 and ISO 9277) |
| P/P₀ Resolution | Down to 1×10⁻⁷ |
| Vacuum Base Pressure | ≤1×10⁻⁸ Torr (with optional turbomolecular pump) |
| Adsorption Gases | N₂, Ar, Kr, CO₂, NH₃, H₂, CO, O₂, CH₄, C₄H₁₀ (non-corrosive only) |
| Analysis Time | ~25 min for surface area (N₂), ~3.5 h for full pore size distribution (N₂, 77 K) |
| Sample Temperature Control | Liquid nitrogen isothermal jacket with 70-h autonomous operation (optional auto-refill system) |
| Brand | GuanCe Instruments |
|---|---|
| Origin | Beijing, China |
| Model | BETA202A3 |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Dynamic & Static Gas Adsorption (N₂, Ar, Kr, CO₂, etc.) |
| Analysis Stations | 100 (software-configurable multi-sample queue) |
| Surface Area Range | 0.0005 m²/g (Kr) to unlimited |
| Pore Diameter Range | 0.35 nm – 500 nm |
| Minimum Detectable Pore Volume | 0.0001 cm³/g (N₂) |
| Pressure Measurement Range | 0–10 Torr & 0–1000 Torr |
| Absolute Pressure Accuracy | ±0.1% FS (capacitive transducers, 24-bit ADC) |
| P/P₀ Resolution | up to 10⁻⁷ |
| Ultimate Vacuum | ≤1×10⁻⁸ Torr (with optional turbomolecular pump) |
| Repeatability | <±1% RSD |
| Analysis Time | ~25 min per BET surface area |
| Isotherm Points | Up to 1000 data points per run |
| Dewar Hold Time | 70 h (standard 3.5 L liquid N₂ dewar) |
| Gas Compatibility | N₂, Ar, Kr, CO₂, H₂, O₂, CH₄, C₄H₁₀, NH₃ (non-corrosive only) |
| Vacuum System | All-stainless-steel manifold with metal-sealed valves, silver-plated internal surfaces, dual-layer vacuum jacketing |
| Data Output | PDF/Excel export, bilingual (EN/CN) reporting, time-series comparative analysis, customizable test protocols |
| Compliance | Designed for GLP-compliant environments |
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