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Beijing Hengjiu Experimental Equipment Co., Ltd.

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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Regional ClassificationDomestic (China)
ModelHTG-1
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose
Temperature RangeRoom Temperature to 1150 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg – 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1 – 100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
ModelHQG-3
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose TGA
Temperature RangeRoom Temperature to 1450 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg – 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1 – 100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
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BrandHenven (Beijing)
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Regional ClassificationDomestic (China)
ModelHFCT-1
Structural DesignHorizontal Configuration
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument ClassGeneral-Purpose TGA-DTA/DSC Hybrid
Temperature RangeRT to 900 °C
Temperature Accuracy±0.1 °C
Temperature Precision (Uncertainty)0.1 K
Dynamic Weight Range1–300 mg
Balance Sensitivity0.1 μg
Mass Accuracy0.1 μg
Heating/Cooling RateUp to 300 K/min
Maximum Load Capacity5 g
DSC Signal Range±500 mW
DSC Resolution±0.1 μW
DSC Accuracy±0.1 μW
DTA Voltage Range±10–±2000 μV
DTA Resolution0.01 μV
TG Noise Level<0.1 μg
Atmosphere ControlDual-channel Mass Flow Controllers (MFCs), Programmable Gas Switching, Compatible with Inert, Oxidizing, Reducing, and Vacuum (Optional)
Crucible StandardAl₂O₃
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Origin CategoryDomestic (China)
ModelHWD-50g/500g
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeDedicated TGA System
Temperature RangeRT to 1100 °C
Temperature Accuracy±0.1 °C
Temperature Uniformity±0.1 K
Dynamic Weighing Range10–50 g
Balance Sensitivity1000 µg
Mass Accuracy0.01% (100 ppm)
Heating/Cooling Rate0.1–40 K/min
Maximum Sample Mass500 g
Baseline Drift≤0.01% over 60 min
Weight Resolution1 mg
Weight Noise<1 mg
Gas ControlTriple Mass Flow Controllers (MFCs)
Crucible DimensionsCeramic, Ø80 mm × H70 mm
Water Vapor Generator Output0.01–1000 mL/min (±0.01 mL/min resolution)
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Region of OriginDomestic (China)
ModelHQG-2
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose
Temperature RangeRoom Temperature to 1250 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg to 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1–100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Region of OriginDomestic (China)
ModelHQG-1
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose
Temperature RangeRoom Temperature to 1150 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg – 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1 – 100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Regional ClassificationDomestic (China)
ModelHTG-4
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose TGA
Temperature RangeRoom Temperature to 1550 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg – 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1 – 100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Region of OriginDomestic (China)
ModelHTF
Price RangeUSD 70,000–110,000
Sample CapacitySingle sample per run
Instrument TypeDedicated TGA platform
Temperature RangeAmbient to 950 °C
Temperature Accuracy±0.1 °C
Temperature Stability±0.1 K
Dynamic Weighing Range1 mg–200 mg or 0–5 g (selectable)
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1–30 K/min
Maximum Sample Mass5 g
Pressure Control Range0.1–5 MPa (at elevated temperature)
Pressure Control Precision±0.02 MPa
Steam Generation Range0.01–1000 mL/min (saturated water vapor, computer-controlled)
Atmosphere ControlTriple independent mass flow-controlled gas lines with automated switching and stabilization
Crucible OptionsStandard ceramic crucible (Ø80 mm × H70 mm), compatible with sample masses up to 50 g
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Regional ClassificationDomestic (China)
ModelHTG-2
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose TGA
Temperature RangeRoom Temperature to 1250 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg – 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1 – 100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
Vacuum OptionUp to 2.5 × 10⁻² Pa (with optional vacuum unit)
Standard CruciblesAl₂O₃ (Φ5×4 mm, Φ5×8 mm, Φ8×10 mm, Φ18×8 mm, Φ18×15 mm, Φ18×20 mm)
Optional CruciblesAluminum, Graphite, Quartz, Platinum
Dual ThermocouplesFurnace Temp + Sample Temp Monitoring
Isothermal Hold CapabilityUp to 72 h at any temperature within range
Data Output ModesTG, DTG, DDTG, % Mass Loss, Kinetic Parameter Derivation, Multi-Curve Overlay & Differential Analysis
Software Calibration SupportTemperature & Mass calibration using certified reference materials
Optional AccessoriesIsothermal Controller, GC/MS Transfer Interface (heated, 200 °C max), Heated Transfer Line, Corrosion-Resistant MFC Atmosphere System
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument TypeGeneral-Purpose
Temperature RangeAmbient to 1000 °C
Temperature Accuracy±0.1 K
Balance Sensitivity1 µg
Heating/Cooling Rate0.1–80 K/min
Solid Feed Delivery Time<1.0 s
Solid Feed Mass10–50 mg
System Response Delay<2.0 s
Reactor Inner Diameter~20 mm
Reactor Height<150 mm
Bed MaterialQuartz Sand (d₅₀ = 200–300 µm)
Bed Height20–50 mm
Reproducibility Error<10%
Gas Flow Controllers3 × Mass Flow Controllers (Air, H₂, CO, CO₂, CH₄
Temperature Control0–1000 °C with Integrated Thermocouples
Pressure Monitoring0–1 atm
Hot-Gas FiltrationCeramic/Fibrous Filter (Effective for Tar Retention)
Gas Analysis4-Channel In-Line Sensors (H₂: 0–3%, CO: 0–10%, CO₂: 0–3%, CH₄: 0–3%)
Pneumatic Switching11-Port Automated Solenoid Valve Bank (Programmable Dwell/Transition Times)
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Origin CategoryDomestic
ModelHKG
Price RangeUSD 14,000–28,000
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeDedicated TGA System
Temperature RangeRT to 950 °C
Temperature Accuracy±0.1 K
Balance Sensitivity0.1 µg
Heating/Cooling RateUp to 10 K/min (standard), configurable up to 300 °C/min
Maximum Sample Mass5 g
Baseline Drift≤0.01% of full scale
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Region of OriginDomestic (China)
ModelHQG-4
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose
Temperature RangeRoom Temperature to 1550 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg – 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1 – 100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Regional ClassificationDomestic (China)
ModelHTG-3
Operating EnvironmentAmbient Pressure
Sample CapacitySingle Sample
Instrument TypeGeneral-Purpose TGA
Temperature RangeRoom Temperature to 1450 °C
Temperature Accuracy±0.1 °C
Temperature Precision±0.1 K
Dynamic Weighing Range0.01 mg – 5 g
Balance Sensitivity0.1 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1 – 100 K/min
Maximum Sample Mass5 g
Baseline Repeatability0.01 mg
Baseline Drift0.01 mg
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BrandHenven
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Regional CategoryDomestic (China)
ModelHTF-50
Price RangeUSD 70,000–112,000 (FOB Beijing)
Test EnvironmentHigh-Pressure Atmosphere
Sample CapacitySingle-sample configuration
Instrument TypeDedicated TGA platform
Temperature RangeAmbient to 950 °C
Temperature Precision±0.1 °C
Temperature Accuracy±0.1 K
Dynamic Weighing Range1 mg–200 mg or 0–5 g (user-selectable)
Balance Sensitivity10 µg
Mass Accuracy0.1 µg
Heating/Cooling Rate0.1–30 K/min
Maximum Sample Mass Capacity500 g
Baseline Drift≤0.01% (full-scale)
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