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| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JW-M100A True Density Analyzer (Open/Closed Cell Porosity) |
| Instrument Type | True Density Analyzer |
| Form Factor | Benchtop Laboratory Instrument |
| Sample Type | Solid Materials |
| Density Range | 0 g/mL — No Known Upper Limit |
| Density Accuracy | ≤ 0.03% |
| Resolution | 0.00001 g/mL |
| Temperature Control Range | 0–50 °C |
| Measurement Principle | Gas Displacement (Helium/Nitrogen/Air) |
| Analysis Stations | 1 |
| Vacuum System | Integrated Oil-Free Diaphragm Pump |
| Pressure Sensor | Imported High-Stability Sensor, ±0.04% FS Accuracy, Long-Term Drift ≤ 0.025% FS |
| Thermal Management | Integrated Active Temperature Stabilization Module for Sample & Reference Chambers |
| Sample Chamber Volume Options | 10–120 mL (6 Standard Aluminum Cells Supplied) |
| Cycle Time | ≤ 2 Minutes per Measurement |
| Data Interface | Full-Touch LCD Console + USB Export |
| Compliance | CE Certified, CNAS-Validated Calibration Traceability, Meets ISO 12154, ASTM D5550, and USP <699> Requirements for Solid Density Determination |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JW-M100A Automated True Density Analyzer |
| Instrument Type | True Density Analyzer |
| Form Factor | Benchtop Laboratory Instrument |
| Sample Type | Solid Materials |
| Density Measurement Range | 0 g/mL to no known upper limit |
| Density Accuracy | ≤ 0.03% |
| Resolution | 0.00001 g/mL |
| Temperature Control Range | 0–50 °C |
| Minimum Sample Mass | 5 g |
| Principle | Gas Displacement (Helium, Nitrogen, or Air) |
| Analysis Stations | 1 |
| Pressure Sensor Accuracy | ±0.04% FS |
| Long-Term Stability | ±0.025% FS |
| Vacuum Source | Integrated Oil-Free Diaphragm Pump |
| Sample Cell Volumes | 10–120 mL (6 standard aluminum cells included) |
| Cycle Time | ≤ 2 minutes per analysis |
| Data Interface | Full-touch LCD panel with USB export |
| Compliance | CE certified |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JW-M100A Foam-Specific True Density and Porosity Analyzer |
| Instrument Type | True Density Analyzer |
| Form Factor | Benchtop Laboratory Instrument |
| Sample Type | Solid Materials (Including Rigid & Flexible Foams) |
| Measurement Principle | Gas Displacement Pycnometry (Helium/Nitrogen/Air) |
| Density Range | 0 g/mL to No Known Upper Limit |
| Density Accuracy | ≤ 0.03% (RSD) |
| Resolution | 0.00001 g/mL |
| Temperature Control Range | 0–50 °C |
| Analysis Station | 1 |
| Vacuum System | Integrated Oil-Free Diaphragm Pump |
| Pressure Sensor | Imported High-Stability Transducer, 0.04% FS Accuracy, Long-Term Drift ≤ 0.025% FS |
| Pressure Regulation | Fully Automated, Max Pressure ≤ Atmospheric |
| Sample Chamber Volume Options | 10–120 mL (6 Standard Aluminum Cells Supplied) |
| Cycle Time | ≤ 2 Minutes per Measurement |
| Data Interface | Full-Touch LCD Console + USB Export |
| Compliance | CE Certified, Meets JJG 99–2006 (Chinese National Metrology Verification Regulation), Supports GLP Audit Trail via Exported Timestamped Logs |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JW-M100A True Density Analyzer for Ceramic Proppants and Quartz Sand |
| Instrument Type | True Density Analyzer |
| Form Factor | Benchtop Laboratory Instrument |
| Sample Type | Solid Materials |
| Density Measurement Range | 0 g/mL — No Upper Limit |
| Density Accuracy | ≤ 0.03% (RSD) |
| Resolution | 0.00001 g/mL |
| Temperature Control Range | 0–50 °C |
| Measurement Principle | Gas Displacement (Helium/Nitrogen/Air) |
| Analysis Stations | 1 |
| Vacuum System | Integrated Oil-Free Diaphragm Pump |
| Pressure Sensor | Imported High-Stability Sensor, ±0.04% FS Accuracy, Long-Term Drift ≤ 0.025% FS |
| Thermal Management | Integrated Precision Isothermal Module for Sample & Reference Chambers |
| Sample Chamber Volume Options | 10–120 mL (6 Standard Aluminum Cells Supplied) |
| Data Interface | Full-Touch LCD Console + USB Export |
| Compliance | CE Certified |
| Calibration | Includes Certified Reference Standards |
| Testing Time per Sample | ≤ 2 Minutes |
| Porosity Modes | Open-Cell & Closed-Cell Porosity Calculation |
| Software | Embedded Firmware with Audit-Trail Capable Data Logging (GLP-Compatible) |
| Brand | JWGB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JW-M100A Fracturing Proppant-Specific True Density Analyzer |
| Instrument Type | True Density Analyzer |
| Form Factor | Benchtop Laboratory Instrument |
| Sample Type | Solid Materials |
| Measurement Principle | Gas Displacement (Helium Pycnometry) |
| Density Range | 0 g/mL to no known upper limit |
| Density Accuracy | ≤ 0.03% RSD |
| Resolution | 0.00001 g/mL |
| Temperature Control Range | 0–50 °C |
| Analysis Stations | 1 |
| Sample Chamber Volumes | 10–120 mL (6 standard aluminum cells included) |
| Vacuum System | Integrated oil-free diaphragm pump |
| Pressure Sensor | Imported high-stability sensor, 0.04% FS accuracy, long-term stability ≤ 0.025% FS |
| Pressure Control | Fully automated, peak pressure ≤ atmospheric |
| Data Interface | Built-in full-touch LCD control panel with USB export capability |
| Compliance | CE certified |
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