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| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Model | JW-BK400 Quad-Station Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Gas Adsorption Method |
| Number of Analysis Stations | 4 independent stations |
| Specific Surface Area Range | 0.005 m²/g to unlimited |
| Relative Pressure Range | P/P₀ = 10⁻⁴ to 0.99 |
| Theoretical Basis | Gas Adsorption Theory, Static Volumetric Method |
| Repeatability | ≤ ±1.5% for surface area |
| Average Analysis Time per Sample | ~10 min (BET single-point) |
| Degassing Temperature Range | Ambient to 400 °C (±1 °C accuracy) |
| Pressure Transducers | 4 imported sensors, accuracy ≤ ±0.15% FS |
| Vacuum System | Stainless-steel multi-port parallel manifold with micro-adjustable vacuum speed control (2–200 mL/s) |
| Ultimate Vacuum | 10⁻² Pa |
| Data Acquisition | Ethernet-based, Windows 7/XP (32/64-bit) compatible |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Model | Matrix 1000 Series |
| Analysis Stations | 12 |
| Pore Size Range | 0.35 – 500 nm |
| Pressure Range | 10⁻⁸ – 0.998 atm |
| Theoretical Models | HK, SF, BJH, MP, t-plot, DR, DA, DFT/NLDFT |
| Ambient Temperature Range | 15 – 40 °C |
| Ultimate Vacuum | 10⁻⁸ Pa |
| Adsorption Gases | N₂, Ar, Kr, CO₂, CH₄, C₂H₄, C₂H₆, H₂O, benzene, toluene, xylene, NH₃, SO₂, H₂S |
| Degassing Temp Range | RT – 400 °C (±0.1 °C) |
| Pressure Sensors | 1000 Torr (0.05% F.S.), optional 10/1/0.1 Torr for micropore resolution |
| Thermal Stability | ±0.1 °C valve box temperature control |
| Corrosion Protection | FFKM seals + fluoropolymer-coated gas path |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-DX400 Specific Surface Area Analyzer |
| Instrument Type | Specific Surface Area Analyzer |
| Operating Principle | Dynamic Flow (Carrier Gas) Method |
| Number of Analysis Stations | 4 |
| Measurable Surface Area Range | 0.01 m²/g to unlimited upper limit |
| Operating Pressure | Atmospheric pressure |
| Theoretical Basis | Dynamic Chromatographic Method |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Model | JW-BK300C Research-Grade Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Gas Adsorption |
| Number of Analysis Stations | 3 |
| Specific Surface Area Range | Down to 0.0001 m²/g |
| Relative Pressure Range | p/p₀ down to 10⁻⁸ (N₂ at 77 K) |
| Theoretical Models | BET Multilayer Adsorption, BJH Desorption for Mesopores, HK/SF for Micropores, NLDFT Non-Local Density Functional Theory |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-TB400 High-Throughput Specific Surface Area and Pore Size Analyzer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Gas Adsorption |
| Number of Analysis Stations | 4 |
| Specific Surface Area Range | >0.0005 m²/g |
| Pressure Range | 1×10⁻⁵ – 0.998 atm |
| Analytical Theory | Static Volumetric Method |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic Instrument |
| Model | DX Series Dedicated Specific Surface Area Analyzer for Cathode Materials (28 Samples per Hour) |
| Instrument Type | Specific Surface Area Analyzer |
| Operating Principle | Dynamic Flow Method (Carrier Gas Chromatography) |
| Number of Analysis Stations | 4 |
| Measurable Surface Area Range | 0.01 m²/g to unlimited upper limit |
| Operating Pressure | Ambient Pressure |
| Theoretical Basis | Dynamic Chromatographic Adsorption Theory |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Dynamic Specific Surface Area Analyzer |
| Model | JWGB DX Series (28 Samples per Hour) |
| Analysis Stations | 4 |
| Measurement Principle | Dynamic Chromatographic Method (Flow Method) |
| Pressure Range | Atmospheric Pressure |
| Theoretical Basis | Direct Comparison Method & BET Theory |
| Specific Surface Area Range | 0.01 m²/g to Unlimited |
| Operating Condition | Liquid Nitrogen Temperature (−196 °C), N₂/He Carrier Gas Mixture |
| Detection System | High-Precision Thermal Conductivity Detector (TCD) |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Yes |
| Product Type | Domestic |
| Model | DX400 Hard Carbon Anode-Specific Specific Surface Area Analyzer (28 Samples per Hour) |
| Instrument Category | Specific Surface Area Analyzer |
| Operating Principle | Dynamic Flow Method (Gas Chromatography-Based) |
| Number of Analysis Stations | 4 |
| Measurement Range | 0.01 m²/g to unlimited upper limit |
| Pressure Condition | Ambient Pressure |
| Theoretical Basis | Dynamic Chromatographic Adsorption Theory |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Yes |
| Product Type | Domestic |
| Model | DX Graphite-Specific Specific Surface Area Analyzer (28 Samples per Hour) |
| Instrument Category | Specific Surface Area Analyzer |
| Principle | Dynamic Flow Method (Gas Chromatography-Based) |
| Number of Analysis Stations | 4 |
| Measurement Range | 0.01 m²/g to unlimited upper limit |
| Operating Pressure | Ambient pressure |
| Theoretical Basis | Dynamic Chromatographic Method with Thermal Conductivity Detection |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JW-BK222 Basic Specific Surface Area and Pore Size Analyzer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Gas Adsorption (Static Capacity Method) |
| Number of Analysis Stations | 2 independent parallel stations with simultaneous in-situ degassing |
| Specific Surface Area Range | ≥0.0005 m²/g |
| Relative Pressure Range (p/p₀) | 1×10⁻⁶ to 0.998 |
| Adsorption Theory | Gas adsorption-based static volumetric method |
| Compatible Adsorbates | N₂, Ar, Kr, H₂, O₂, CO₂, CO, NH₃, CH₄ (non-corrosive gases only) |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic Instrument |
| Model | DX Series Metal Powder-Specific Specific Surface Area Analyzer (28 Samples per Hour) |
| Instrument Type | Specific Surface Area Analyzer |
| Operating Principle | Dynamic Flow Method (Gas Chromatography-Based) |
| Number of Analysis Stations | 4 |
| Measurement Range | 0.01 m²/g to Unlimited |
| Pressure Condition | Ambient Pressure |
| Theoretical Basis | Dynamic Chromatographic Adsorption Theory |
| Calibration Standard | Direct Comparison Method and BET Theory (for optional extended analysis) |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Method |
| Analysis Stations | 12 (configurable up to 3 cascaded units) |
| Pore Diameter Range | 0.35 nm – 500 nm |
| Relative Pressure Range | 1×10⁻⁸ – 0.998 |
| Repeatability | ≤0.02 nm (most probable pore diameter, standard sample) |
| Ambient Temperature | 15°C – 40°C |
| Vacuum System | Imported mechanical vacuum pump + imported turbo-molecular pump (ultimate vacuum: 1×10⁻⁸ Pa) |
| BET Surface Area Detection Limit | ≥0.0005 m²/g (RSD ≤1.0%, certified reference material) |
| Total Pore Volume Detection Limit | ≥0.0001 cm³/g |
| Degassing Temperature | Ambient – 400°C (customizable to higher) |
| Valve Box Temperature Control | Up to 45°C ±0.5°C (uniformity <1°C across chamber) |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JW-BK222 Silica Fume-Specific BET Specific Surface Area Analyzer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Gas Adsorption Method |
| Number of Analysis Stations | 2 Independent Parallel Stations with In-Situ Degassing Capability |
| Specific Surface Area Range | Down to 0.0005 m²/g |
| Relative Pressure Range (p/p₀) | 1×10⁻⁶ to 0.998 |
| Theoretical Basis | Gas Adsorption Isotherm Analysis via Static Volumetric Technique |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-BK400 Ceramic-Specific Surface Area Analyzer (Static Volumetric Method) |
| Instrument Principle | Static Volumetric Gas Adsorption |
| Number of Analysis Stations | 4 |
| Measurement Accuracy | ≤ ±1.0% (specific surface area) |
| Pressure Range | P/P₀ = 10⁻⁴ to 0.998 |
| Theoretical Basis | Static Volumetric Method with Cryogenic Nitrogen Adsorption (or other inert adsorbates) |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-TB400 Rubber-Specific Specific Surface Area Analyzer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Gas Adsorption Method |
| Number of Analysis Stations | 4 |
| Specific Surface Area Range | >0.0005 m²/g |
| Pressure Range | 10⁻⁵–0.998 P/P₀ |
| Analytical Theory | Static Volumetric Adsorption |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-TB400 Battery R&D Dedicated BET Specific Surface Area Analyzer (12-Station Parallel) |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Gas Adsorption Method |
| Number of Analysis Stations | 12 |
| Specific Surface Area Range | >0.0005 m²/g |
| Pressure Range | 1×10⁻⁵ to 0.998 atm |
| Theoretical Basis | Static Volumetric Adsorption Method |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-TB400 Pharmaceutical Excipient-Specific Specific Surface Area and Pore Size Analyzer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Gas Adsorption Method |
| Number of Analysis Stations | 4 |
| Specific Surface Area Range | >0.0005 m²/g |
| Pressure Range | 1×10⁻⁵ to 0.998 atm |
| Theoretical Basis | Static Volumetric Adsorption Method |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-BK200C Catalyst-Specific Micropore Size Analyzer |
| Pricing | Upon Request |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Method (Gas Adsorption) |
| Number of Analysis Stations | 2 |
| Specific Surface Area Range | Down to 0.0001 m²/g |
| Relative Pressure Range | p/p₀ down to 10⁻⁸ |
| Theoretical Framework | BET Multilayer Adsorption Theory, BJH Mesopore Analysis, HK/SF/NLDFT Micropore Modeling |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Method (Low-Temperature Gas Adsorption) |
| Analysis Stations | 2 Independent Micro/Meso-Pore Stations |
| BET Surface Area Range | Down to 0.0001 m²/g |
| Relative Pressure Range | p/p₀ = 1×10⁻⁸ to 0.998 |
| Theoretical Models | BET, Langmuir, BJH, t-plot, αs-plot, DR, MP, HK, SF, NLDFT |
| Pressure Sensors | Triple-range (1000 torr / 10 torr / 1 torr), accuracy ≤ ±0.15% of reading |
| Ultimate Vacuum | ≤1×10⁻⁶ Pa (analysis station) |
| Micropore Resolution Limit | 0.35 nm (N₂ at 77 K) |
| Degassing Temperature | RT–400 °C, ±1 °C control |
| Data Acquisition | Ethernet-based, Windows 7/10 (32/64-bit) compatible |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic Instrument |
| Model | JW-BK222 Carbon Black & Silica Fumed Specific Surface Area Analyzer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Measurement Principle | Static Volumetric Gas Adsorption Method |
| Number of Analysis Stations | 2 independent parallel stations with in-situ degassing capability |
| Specific Surface Area Range | Down to 0.0005 m²/g |
| Relative Pressure Range (p/p₀) | 1×10⁻⁶ to 0.998 |
| Theoretical Basis | Gas Adsorption Isotherm Analysis via Static Volumetric Technique |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic Instrument |
| Model | JW-DX Dynamic Specific Surface Area Analyzer |
| Instrument Type | Specific Surface Area Analyzer |
| Measurement Principle | Dynamic Flow Method (Gas Chromatographic Adsorption) |
| Number of Analysis Stations | 4 |
| Specific Surface Area Range | 0.01 m²/g to unlimited |
| Relative Pressure Range (p/p₀) | 0.05–0.35 |
| Theoretical Basis | BET Multilayer Adsorption Theory |
| Carrier Gases | High-Purity N₂ (99.999%) + He (99.999%) Mixture |
| Repeatability | ≤ ±1.0% |
| Average Analysis Time per Sample | 5 min |
| Vacuum System Limit | 100 Pa |
| Degassing Temperature Range | Ambient to 400 °C ±1 °C |
| Detection Method | Constant-Temperature Thermal Conductivity Detector (TCD) |
| Data Acquisition | USB-based A/D Converter, Windows 2000/XP Compatible |
| Dimensions (Analyzer) | 610 × 360 × 690 mm |
| Weight | ~30 kg |
| Power Supply | AC 220 V ±20 V, 50/60 Hz, 300 W |
| Optional Degasser | 4-Station, Same Temp/Vacuum Specs, 400 × 300 × 550 mm, ~10 kg |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | JW-TB400 Calcium Hydroxide-Specific Specific Surface Area and Pore Size Analyzer |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Static Volumetric Gas Adsorption Method |
| Number of Analysis Stations | 4 |
| Specific Surface Area Range | >0.0005 m²/g |
| Pressure Range | 10⁻⁵–0.998 atm |
| Theoretical Basis | Static Volumetric Adsorption Theory |
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