Surface & Interface Property Testing
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| Brand | Beishide Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Static & Dynamic Vapor Sorption Analyzer |
| Mass Range | 1 µg / 5000 mg |
| Mass Resolution | 1 µg / 5000 mg (optional 0.1 µg / 500 mg) |
| Temperature Control Range | –5 °C to 150 °C (±0.1 °C accuracy, liquid bath) |
| Relative Humidity (RH) Range | 0.1–98% P/P₀ |
| RH Accuracy | ±0.1 °C over full gas-path isothermal zone (room temperature to 60 °C) |
| Brand | Beishide Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Regional Category | Domestic (China) |
| Model | BSD-VVS&DVS8 |
| Instrument Type | Static & Dynamic Vapor Adsorption Analyzer |
| Analytical Stations | 4 or 8 (configurable) |
| Microbalance Resolution/Range | 1 µg / 5000 mg (optional 0.1 µg / 500 mg) |
| Temperature Control | Degassing Furnace: RT–400 °C (±0.1 °C) |
| Thermostatic Bath | −5–150 °C (±0.1 °C) |
| Vapor Line Heating | RT–60 °C (±0.1 °C) |
| Vapor Pressure Control Range | 0.1–98% P/P₀ (2–98% P/P₀ standard |
| Vapor Generation Methods | Static Evaporation & Carrier-Gas Mixing Flow Method |
| Compatible Vapors | H₂O, organic solvents (e.g., ethanol, toluene), CO₂, alkanes/alkenes |
| Vacuum System | Dual-pump architecture — high-vacuum mechanical pump + dedicated vapor pump |
| Pressure Sensing | Dual capacitive diaphragm gauges (segmented range) |
| Gas Control | Imported mass flow controller (MFC) for precise vapor/gas mixing |
| Software Compliance | Audit trail, user access control, electronic signature support per FDA 21 CFR Part 11 requirements |
| Standards Support | ASTM D3663, ISO 15901-2, ISO 9277, USP <1251>, IUPAC recommendations for physisorption analysis |
| Key | Brand: Beishide Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Model | BSD-VVS+DVS |
| Weighing Resolution | 1 µg / 2000 mg (0.1 µg / 200 mg optional) |
| Weighing Range | 10–2000 mg (customizable up to 5000 mg |
| 0.1 µg sensitivity | 10–100 mg optional) |
| Temperature Control Range | −180 °C to 50 °C (accuracy ±0.1 °C, stability <0.1 °C) |
| Vapor Pressure Control Range | 0.1–98% P/P₀ (extendable to lower P/P₀ with optional saturator) |
| Dual Vacuum System | Rotary vane pump + vapor-tolerant turbomolecular pump (base pressure <1×10⁻⁶ torr) |
| Analytical Stations | 4 or 8 independent, fully synchronized gravimetric channels |
| Vapor Generation | Static saturation + carrier-gas dilution (dual-mode) |
| Compliance | ASTM D3663, ISO 15901-2, USP <1217>, IUPAC 2015 recommendations for physisorption |
| Brand | Beishide Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | BSD-DVS |
| Instrument Type | Dynamic Vapor Sorption (DVS) Analyzer |
| Mass Resolution | 1 µg |
| Mass Range | 10–2000 mg |
| Temperature Range | −180 °C to 50 °C |
| Humidity Control Range | 0.1–98% RH (P/P₀) |
| Temperature Accuracy | ±0.1 °C (for thermal control zones) |
| Brand | Beishide Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | BSD-MAB |
| Price Range | USD 70,000 – 140,000 |
| Gas Mixture Compatibility | Gas–Gas, Gas–Vapor, Vapor–Vapor |
| Mass Flow Controllers (MFCs) | 4–8 units |
| Breakthrough Column Options | Standard 2 mL and 8 mL packed columns |
| Adsorption Pressure Range | Ambient to 10 MPa |
| Adsorption Temperature Range | Circulating water bath: −20 °C to 80 °C |
| High-temperature furnace | Ambient to 600 °C |
| Detection Systems | Integrated online quadrupole mass spectrometer (QMS) |
| Brand | Microtrac |
|---|---|
| Origin | Japan |
| Model | BELSORP MAX X |
| Instrument Type | Static Vapor Adsorption Analyzer |
| Pressure Sensor Ranges | 1000 Torr / 10 Torr / 0.1 Torr |
| Temperature Control | Heated Manifold (50 °C standard, optional 80 °C), Air-Bath Sample Chamber |
| Gas Path | Electropolished Stainless Steel with Metal-Sealed Pneumatic Valves |
| Free Space Compensation | Patented Advanced Free Space Measurement (AFSM™) Technology |
| Vapor Compatibility | H₂O, Ethanol, Benzene, and other non-corrosive VOCs (up to 40 °C standard |
| Gas Inlets | Standard 3-port corrosion-resistant |
| Measurement Modes | High-Precision Mode (3 sample + 1 reference station) & Multi-Station Mode (4 sample stations + dedicated P₀ port) |
| Software | BELCONTROL OS with real-time trend logging, system diagnostics, email status alerts, and multilingual UI (English/Japanese) |
| Compliance Support | Designed for GLP/GMP-aligned workflows |
| Brand | Microtrac |
|---|---|
| Origin | Japan |
| Model | BELSORP MR1 |
| Instrument Type | Specific Surface Area and Pore Size Analyzer |
| Principle | Dynamic Gas Flow Adsorption Method |
| Analysis Stations | 1 Pre-treatment Station, 1 Analysis Station |
| Surface Area Range | >0.01 m²/g |
| Pressure Range | 0.30 (standard), 0.02–0.9 (upgraded) |
| Adsorptive Gases | He/N₂ or He/Kr mixtures |
| Pretreatment Temperature | Room Temperature to 400 °C |
| Repeatability | <±1% |
| Measurement Time per Sample | ~10 min (analysis only) |
| Compliance Option | FDA 21 CFR Part 11 & 3Q Validation Support |
| Control Interface | Integrated Touchscreen (standalone operation) |
| Dimensions | W350 × D368 × H553 mm |
| Origin | Netherlands |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | BD2000 |
| Pricing | Available Upon Request |
| Brand | Benteng |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | BZL-6 |
| Price Range | USD 1,400–7,000 (est.) |
| Measurement Range | 2–200 mN/m |
| Resolution | 0.1 mN/m |
| Accuracy | ±0.1 mN/m |
| Temperature Display Range | 10–30 °C (typical test temperature: 25 °C) |
| Temperature Display Accuracy | ±0.1% of reading |
| Measurement Method | Du Noüy Ring Method |
| Repeatability | ±0.3% |
| Power Consumption | 20 VA |
| Dimensions (W×D×H) | 185 × 260 × 360 mm |
| Net Weight | 10.3 kg |
| Operating Humidity | 20–75% RH |
| Power Supply | AC 220 V ±5%, 50 Hz |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ALPHA |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Fixed Sample Stage Dimensions | 110 mm × 110 mm |
| Optical Magnification | 0.7×–4.5× (adjustable focus) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Maximum Sample Dimensions | 300 mm × 200 mm × 160 mm (W × D × H) |
| Stage Load Capacity | 1 kg |
| Dispensing Precision | 0.01 µL |
| Camera Tilt Adjustment | ±4° |
| Analysis Methods | 6 standard fitting algorithms (e.g., Circle, Ellipse, Young–Laplace, SCA, Tangent, Polynomial) |
| Baseline Detection | Fully automated |
| Image Capture | High-speed industrial CMOS camera with LED cold-light illumination |
| Data Export Formats | CSV, PNG, PDF, XML |
| Compliance | Designed for GLP-compliant workflows |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ALPHA-S |
| Instrument Type | Benchtop Video Optical Contact Angle Analyzer |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Fixed Sample Stage Size | 120 mm × 120 mm |
| Optical Magnification | 0.7×–4.5× (adjustable focus) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Maximum Sample Dimensions | 300 mm × 100 mm × 160 mm (W × D × H) |
| Stage Load Capacity | 1 kg |
| Camera Frame Rate | 210 fps (full resolution), 130 μm/pixel spatial resolution |
| Needle Dispensing Precision | 0.01 μL |
| Stage Translation Range (X/Y/Z) | 100 mm × 100 mm × 50 mm (optional) |
| Goniometer Tilt Range | ±4° |
| Contact Angle Analysis Methods | SCA, Circle, Ellipse, Young–Laplace, Tangent |
| Surface Energy Models | OWRK, Fowkes, Wu, van Oss-Chaudhury-Good |
| Optional Accessories | Vacuum Sample Holder (for thin films), Manual/Automatic Tilting Stage (for roll-off angle), Top-View Module (for concave or recessed surfaces), Interchangeable Syringe Needles |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | Alpha-S ROLL |
| Instrument Class | Video-Based Optical Contact Angle Analyzer |
| Form Factor | Benchtop Laboratory System |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | ±0.01° |
| Tilt Angle Range | 0–90° |
| Tilt Angle Accuracy | ±0.01° |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Optical Magnification | 0.7×–4.5× (adjustable focus) |
| High-Speed Imaging | 210 fps @ 130 pixel resolution |
| Dispensing Precision | 0.01 µL |
| Dispenser Travel | X/Y/Z = 100 mm × 100 mm × 50 mm (standard) |
| Sample Stage Dimensions | 100 mm × 100 mm |
| Max. Sample Dimensions | 300 mm × ∞ × 160 mm (W × D × H) |
| Max. Sample Weight | 5 kg |
| Image Capture Modes | Side-view, Top-view (optional), Dynamic Rolling Event Capture |
| Fitting Algorithms | 6 standard methods (e.g., Circle, Ellipse, Young-Laplace, SCA, Baseline-Independent, Tangent) |
| Surface Energy Models | OWRK, Fowkes, Wu, van Oss-Chaudhury-Good |
| Optional Accessories | Vacuum Sample Holder (for thin films), Motorized Tilt Platform, Top-View Imaging Module (for concave surfaces) |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Dynamic Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | ±0.01° |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Optical Magnification | 0.7–4.5× (adjustable focus) |
| Camera Speed | 210 fps @ full resolution |
| Image Sensor | 1300 × 1024 pixels |
| Sample Stage Dimensions | 100 mm × 100 mm |
| Sample Stage Travel | X/Y/Z ±100 mm / ±100 mm / ±50 mm (optional) |
| Max Sample Size | 300 mm × 500 mm × 160 mm (W × D × H) |
| Max Sample Weight | 5 kg |
| Dispensing Precision | 0.01 µL |
| Needle Positioning | Vertical ±100 mm, Horizontal ±100 mm |
| Tilt Angle Adjustment | ±4° |
| Analysis Methods | SCA, Circle, Ellipse, Young–Laplace, Tangent, Polynomial fitting |
| Surface Energy Models | OWRK, Fowkes, Wu, van Oss |
| Optional Modules | Tilting Stage (manual/automated), Top-View Imaging Kit, Vacuum Sample Holder, Custom Syringe Pumps |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | DSA-X Plus Automated Contact Angle Analyzer |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Sample Stage Dimensions | 100 mm × 100 mm |
| Optical Magnification | 0.7×–4.5× (adjustable focus) |
| Surface/Interfacial Tension Measurement Range | 0–1000 mN/m |
| Surface/Interfacial Tension Measurement Accuracy | ±0.01 mN/m |
| High-Speed Imaging | Up to 210 fps at 130-pixel resolution |
| Camera Tilt Adjustment | ±4° |
| Dispensing Precision | 0.01 µL |
| Dispenser Travel Range | Z-axis ±100 mm, X/Y ±100 mm |
| Contact Angle Methods | Static, Dynamic (advancing/receding), Roll-off Angle |
| Fitting Algorithms | Six standard methods (e.g., Circle, Ellipse, Young–Laplace, Spline, Tangent, Baseline-Independent) |
| Surface Energy Models | OWRK, Fowkes, Wu, van Oss Chaudhury Good |
| Stage Translation Range (optional) | X/Y/Z = 100 mm × 100 mm × 50 mm |
| Maximum Sample Dimensions (W × D × H) | 300 mm × ∞ × 160 mm |
| Optional Accessories | Vacuum Sample Holder (for thin films), Motorized Tilt Stage (for roll-off angle), Top-View Imaging Module (for concave or recessed surfaces), Custom Syringe Pumps & Environmental Chambers |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Video Optical Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 100 mm × 100 mm |
| Optical Magnification | 0.7×–4.5× (adjustable focus) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| High-Speed Imaging | Up to 210 fps @ 130 pixels |
| Needle Dispensing Precision | 0.01 µL |
| XYZ Stage Travel | 100 mm × 100 mm × 50 mm (optional) |
| Tilting Capability | ±4° camera angle adjustment |
| Analysis Methods | Static/Dynamic/Advancing/Receding/Rolling Angle |
| Surface Energy Models | OWRK, Fowkes, Wu, van Oss-Chaudhury-Good |
| Optional Accessories | Vacuum sample holder, motorized tilt stage, top-view module for concave surfaces |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | DSA-X |
| Price Range | USD 11,200 – 12,600 (FOB) |
| Instrument Type | Benchtop Video Optical Contact Angle Analyzer |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | ±0.01° |
| Stage Dimensions (Fixed) | 150 × 150 mm |
| Maximum Sample Dimensions | 300 × ∞ × 160 mm (W × D × H) |
| Stage Load Capacity | 100 kg |
| Optical Zoom Magnification | 0.7–4.5× |
| Interfacial Tension Measurement Range | 0–2000 mN/m |
| Interfacial Tension Accuracy | ±0.01 mN/m |
| Camera Frame Rate | 210 fps (full resolution) |
| Camera Resolution | 1300 × 1024 pixels |
| Syringe Dispensing Precision | 0.01 µL |
| Stage Translation Range (X/Y/Z) | 100 × 100 × 50 mm (optional extended Z) |
| Tilt Adjustment Range | ±4° |
| Contact Angle Methods | Static, Dynamic (advancing/receding), Roll-off Angle |
| Fitting Algorithms | 6 standard methods (e.g., Circle, Ellipse, Young–Laplace, SCA, Baseline-Independent, Tangent) |
| Surface Energy Models | OWRK, Fowkes, Wu, van Oss-Chaudhury-Good |
| Optional Accessories | Vacuum Stage (for thin films), Motorized Tilt Stage, Top-View Imaging Module, Custom Needle Sets |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM Manufacturer |
| Instrument Category | Domestic |
| Model | DSA-X ROLL |
| Instrument Type | Benchtop Video-Based Optical Contact Angle Meter |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | ±0.01° |
| Tilt Angle Range | 0–90° |
| Tilt Angle Accuracy | ±0.01° |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Optical Magnification | 0.7×–4.5× (adjustable focus) |
| High-Speed Imaging | 210 fps @ 130 pixel resolution |
| Dispensing Precision | 0.01 µL |
| XYZ Sample Stage Travel | 100 mm × 100 mm × 50 mm (standard) |
| Fixed Stage Size | 100 mm × 100 mm |
| Max. Sample Dimensions | 300 mm × ∞ × 160 mm (W × D × H) |
| Max. Sample Weight Capacity | 5 kg |
| Lighting | LED Cold Light Source |
| Camera | High-Resolution Industrial CMOS Sensor |
| Analysis Methods | Static/Dynamic Contact Angle, Roll-Off Angle, Advancing/Receding Angle, Sessile Drop, Pendant Drop, Tilting Plate Method |
| Surface Energy Models | OWRK, Fowkes, Wu, van Oss-Chaudhury-Good |
| Optional Accessories | Vacuum Sample Holder (for thin films), Motorized Tilt Platform, Top-View Imaging Module (for concave surfaces) |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | HTC1200 |
| Price Range | USD 27,500–30,000 (FOB) |
| Instrument Type | Benchtop High-Temperature Vacuum Contact Angle System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Fixed Sample Stage Dimensions | 40 × 20 mm |
| Optical Magnification | 0.7–4.5× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Max Sample Size | 5 × 5 × 5 mm |
| Stage Load Capacity | 1 kg |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | HTC1700 |
| Instrument Category | High-Temperature Vacuum Contact Angle Analyzer |
| Instrument Form Factor | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Contact Angle Resolution | 0.01° |
| Sample Stage Dimensions | 15 × 15 mm |
| Optical Magnification | 0.7–4.5× |
| Maximum Sample Size | 5 × 5 × 5 mm |
| Sample Stage Load Capacity | Application-Dependent |
| Heating Range | Ambient to 1700 °C |
| Long-Term Operational Temperature | Up to 1650 °C |
| Temperature Control | 30-Stage Programmable Profile |
| Heating Rate | ≤20 K/min |
| Temperature Sensing | Tungsten-Rhenium Thermocouple + IR Pyrometer (±1 °C / ±5 °C) |
| Vacuum Capability | Down to 1 × 10⁻³ Pa |
| Atmosphere Options | High Vacuum or Inert Gas (Ar, N₂) Purged Environment |
| Imaging Speed | ≥220 fps at 1600 × 1200 resolution |
| Light Source | 470 nm Adjustable-Intensity Blue LED |
| Data Interface | USB 3.0 |
| Software Features | Real-Time Contact Angle Calculation, Dual-Edge Fitting, Time/Temperature-Resolved θ(t)/θ(T) Tracking, Video Capture & Export, ASTM/ISO-Aligned Reporting Templates |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HTC2300 |
| Instrument Category | High-Temperature Vacuum Contact Angle Measurement System |
| Instrument Form Factor | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Contact Angle Resolution | 0.01° |
| Sample Stage Dimensions | 15 × 15 mm |
| Optical Magnification | 0.7–4.5× |
| Maximum Sample Size | 5 × 5 × 5 mm |
| Sample Stage Load Capacity | Application-Dependent |
| Heating Capability | Up to 2300 °C (long-term use up to 2200 °C) |
| Atmosphere Control | High Vacuum (≤1 × 10⁻³ Pa) or Inert Gas (Ar, N₂) |
| Temperature Control | 30-Stage Programmable Ramp/Soak Profile |
| Heating Rate | ≤15 K/min |
| Thermocouple | Tungsten-Rhenium + Dual-Wavelength Infrared Pyrometry |
| Temperature Uniformity | ±2 °C across sample zone |
| Imaging Speed | ≥220 fps at 1600 × 1200 resolution |
| Light Source | Adjustable 470 nm Blue LED Illumination |
| Data Interface | USB 3.0 |
| Software Features | Real-time contact angle calculation, dual-side θ tracking, automated video capture, time-temperature-angle synchronized export |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KF100 |
| Price Range | USD 25,000–28,000 (FOB) |
| Measurement Range | 0–999 mN/m |
| Resolution | 0.01 mN/m |
| Accuracy | ±0.01 mN/m |
| Temperature Control Range | −10 °C to 130 °C (customizable up to 300 °C with optional high-temp module) |
| Temperature Display Precision | ±0.1 °C |
| Measurement Method | Du Noüy Ring Method |
| Balance Capacity | 210 g |
| Balance Sensitivity | ±0.1 mg |
| Data Acquisition Rate | 50 Hz |
| Sample Stage Travel | 100 mm vertical stroke |
| Stage Positioning | Software-controlled continuous-speed adjustment with preset position recall |
| Lighting | Integrated white LED coaxial illumination |
| Dimensions | 270 × 244 × 678 mm (L × W × H) |
| Weight | 25 kg |
| Power Supply | 220 V AC, 50/60 Hz |
| Interface | RS-232 |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | KF100C |
| Measurement Range | 1–1000 mN/m |
| Resolution | 0.01 mN/m |
| Accuracy | ±0.01 mN/m |
| Temperature Control Range | −10 °C to 130 °C |
| Temperature Display Accuracy | ±0.1 °C |
| Measurement Methods | Du Noüy Ring Method, Wilhelmy Plate Method |
| Balance Capacity | 210 g |
| Balance Sensitivity | ±0.1 mg |
| Liquid Density Range | 1–2200 kg/m³ |
| Density Resolution | 1 kg/m³ |
| Dynamic Contact Angle Range | 0–180° |
| Contact Angle Resolution | ±0.01° |
| Stage Vertical Travel | ~100 mm |
| Stage Speed | 0.099–500 mm/min |
| Data Acquisition Rate | up to 50 Hz (20 ms interval) |
| Illumination | Integrated white LED coaxial lighting |
| Software Suite | TENTION SW31 (tensiometry), SW32 (contact angle), SW34 (density), SW35 (colloidal stability) |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | KF100M3 |
| Measurement Range | 1–1000 mN/m |
| Resolution | 0.001 mN/m |
| Accuracy | ±0.001 mN/m |
| Temperature Control Range | −10 °C to 130 °C (customizable up to 250 °C) |
| Temperature Display Accuracy | ±0.1 °C |
| Measurement Methods | Du Noüy Ring Method, Wilhelmy Plate Method |
| Balance Capacity | 210 g |
| Balance Sensitivity | ±0.1 mg |
| Liquid Density Range | 1–2200 kg/m³ |
| Density Resolution | 1 kg/m³ |
| Dynamic Contact Angle Range | 0–180° |
| Contact Angle Resolution | ±0.01° |
| Stage Travel | 100 mm vertical |
| Stage Speed | 0.099–500 mm/min (software-controlled, stepless) |
| Data Acquisition Rate | Up to 50 Hz |
| Illumination | Integrated white LED coaxial lighting |
| Dimensions (L×W×H) | 270 × 244 × 678 mm |
| Weight | 25 kg |
| Power Supply | 220 V, 50/60 Hz |
| Interface | RS-232 |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | KF20 |
| Price Range | USD 14,000–15,500 (FOB) |
| Measurement Range | 1–1000 mN/m |
| Resolution | 0.01 mN/m |
| Accuracy | ±0.1 mN/m |
| Temperature Display Range | −40 to +460 °C |
| Temperature Display Resolution | 0.01 °C |
| Measurement Methods | Du Noüy Ring Method, Wilhelmy Plate Method |
| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | KF20C |
| Price Range | USD 9,800–11,200 (FOB) |
| Measurement Range | 1–1000 mN/m |
| Resolution | 0.10 mN/m |
| Accuracy | ±0.1 mN/m |
| Temperature Display Range | −40 °C to +460 °C |
| Temperature Display Accuracy | ±0.01 °C |
| Measurement Methods | Du Noüy Ring Method, Wilhelmy Plate Method |
| Brand | BETTEN |
|---|---|
| Model | NT-200 |
| Measurement Range | 2.0–200.0 cN |
| Measuring Head Width | 65 mm |
| Calibration Wire Diameter (Polyamide Monofilament) | 0.2 mm (Line Diameter Compensation Range: 0.05–0.3 mm) |
| Temperature Operating Range | 10–45 °C |
| Relative Humidity Limit | ≤90 % RH |
| Power Source | Rechargeable LiPo Battery (≈10 h continuous operation) |
| Display | Backlit LCD with Dual-Mode Output (Numeric + Real-Time Trend Bar) |
| Data Logging | Max/Min/Peak/Average Values |
| Units | g, kg, cN, N, daN, lb |
| Auto-Zero Function | Yes (Orientation-Independent) |
| Line Diameter Compensation | Yes |
| Password-Protected Settings | Yes |
| Mechanical Compliance | V-Groove Aluminum Measuring Pulley with Ball Bearings |
| Housing | Anti-Slip Anodized Aluminum |
| EMC Protection | Battery Interference Shielding |
| Brand | Biolin Scientific |
|---|---|
| Origin | Finland |
| Model | Theta Flex |
| Instrument Type | Benchtop Video-Based Optical Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 105 mm × 105 mm |
| Image Magnification | Configurable Lens Options |
| Surface/Interfacial Tension Range | 0.01–2000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.1 mN/m (high range), ±0.01 mN/m (low range) |
| Camera Resolution | 1984 × 1264 pixels |
| Max Frame Rate | 3009 fps |
| Light Source | High-Power Monochromatic LED |
| Software | OneAttension v5.x |
| Compliance | Fully compatible with GLP/GMP workflows |
| Brand | Biolin Scientific |
|---|---|
| Origin | Finland |
| Model | Attension Theta Flow |
| Instrument Type | Benchtop Video-Based Optical Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.01° |
| Sample Stage Dimensions | Unlimited × 100 × 320 mm (L×W×H) |
| Image Magnification | Selectable Options |
| Surface/Interfacial Tension Range | 0.01–2000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.1 mN/m, ±0.01 mN/m |
| Brand | Biolin Scientific |
|---|---|
| Origin | Finland |
| Model | Sigma 700 |
| Measurement Range | 1–2000 mN/m |
| Resolution | 0.0001 mN/m (static), 0.001 mN/m (dynamic) |
| Accuracy | ±0.01 mN/m |
| Temperature Control Range | −20 to +200 °C |
| Temperature Accuracy | ±0.01 °C |
| Measurement Methods | Du Noüy Ring, Wilhelmy Plate, Dynamic Contact Angle, CMC, Surface Free Energy, Washburn Penetration, Adhesion Force, Sedimentation, Density |
| Brand | Biolin Scientific |
|---|---|
| Origin | Finland |
| Model | Sigma 701 |
| Measurement Range | 1–2000 mN/m |
| Resolution (Surface Tension) | 0.001 mN/m |
| Accuracy (Surface Tension) | ±0.01 mN/m |
| Temperature Control Range | −20 to +200 °C |
| Temperature Resolution | 0.01 °C |
| Measurement Methods | Du Noüy Ring Method, Wilhelmy Plate Method |
| Density Range | 0–2.2 g/cm³ |
| Density Resolution | 0.0001 g/cm³ |
| Force Resolution | 0.05–0.1 µN |
| Contact Angle Range | 0–180° |
| Contact Angle Resolution | 0.01° |
| Motorized Stage Speed | 0.01–500 mm/min |
| Stage Positioning Accuracy | 0.016 µm |
| Dimensions (W×D×H) | 33.3 × 24.4 × 62 cm |
| Weight | 13–16 kg |
| Power Supply | 85–264 VAC, 47–440 Hz, 13 W |