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| Brand | Metrohm |
|---|---|
| Origin | Switzerland |
| Model | 892 |
| Heating Range | 50–220 °C (0.1 °C resolution) |
| Sample Capacity | 8 independent reaction vessels |
| Air Flow Control | 1–25 L/h (integrated diaphragm pump, calibrated at 25 °C/1013 hPa) |
| Conductivity Measurement Range | 0–400 µS/cm |
| Temperature Uniformity | <0.3 °C between vessels |
| Temperature Stability | <0.1 °C at setpoint |
| Data Acquisition Interval | 12 s |
| Interface | USB-controlled, PC-based operation |
| Compliance | Fully compliant with FDA 21 CFR Part 11 (via StabNet™ client-server architecture), GLP/GMP-ready audit trail and user role management |
| Brand | Brookfield |
|---|---|
| Origin | USA |
| Instrument Type | Rotational Rheometer |
| Motor Bearing | Mechanical Bearing |
| Minimum Speed | 0.01 RPM |
| Maximum Speed | 1300 RPM |
| Maximum Torque | 100 mNm |
| Torque Resolution | 0.15 µNm |
| Measurement Modes | Controlled Shear Rate (s⁻¹ or RPM) and Controlled Shear Stress (Pa or Torque) |
| Temperature Control | Compatible with Peltier and Circulating Bath Systems |
| Data Interface | USB, RS-232 |
| Display Units | cP, Pa·s, dyn·cm⁻², Pa, °C, °F |
| Brand | HAAKE |
|---|---|
| Origin | Germany |
| Model | Mars 40 |
| Instrument Type | Rotational Rheometer |
| Motor Bearing | Air-bearing (2 radial + 1 axial) |
| Minimum Rotational Speed | 1×10⁻⁷ rpm |
| Maximum Rotational Speed | 4500 rpm |
| Frequency Range | 1×10⁻⁶ – 100 rad/s |
| Maximum Torque | 200 mNm |
| Torque Resolution | 0.1 nNm |
| Angular Displacement Resolution | 12 nrad |
| Motor Inertia | 1×10⁻⁵ kg·m² |
| Brand | Peiou |
|---|---|
| Origin | Shanghai, China |
| Model | SKD-380 |
| Detection Range | 0–50 mg SO₂ |
| Detection Limit | ≤100 g solid or ≤100 mL liquid (sample-dependent) |
| SO₂ Recovery Rate | >99.5% |
| Repeatability (RSD) | ≤0.5% |
| Distillation Time | Programmable, 0–99 min per sample |
| Distillation Speed | 3–8 min/sample |
| Heating Power | Adjustable, 750–1500 W |
| Sample Processing Mode | Automatic & Manual dual mode |
| Memory Capacity | 100 programmable methods (acid volume, absorbent volume, distillation time) |
| Safety Features | Real-time liquid-level monitoring (acid, absorbent, condensate), dry-run protection for digestion cup (Peiou patented), automatic alarm & state-resume function |
| Optional | N₂ purge interface (specify at order) |
| Brand | JEIO TECH |
|---|---|
| Origin | South Korea |
| Model Variants | VDC-11/11U, VDC-21/21U, VDC-31/31U, VDC-41/41U |
| Internal Volume | 11–45 L (0.4–1.6 cu ft) |
| Maximum Achievable Vacuum | 1.33×10⁻⁴ MPa (1 Torr) |
| Vacuum Gauge Range | 0 to –0.1 MPa |
| Sealing Material | High-purity silicone gasket |
| Chamber Material | Optical-grade polycarbonate (PC) |
| Shelving Capacity | 2–6 adjustable PC shelves (max load per shelf: 3–5 kg) |
| Port Configuration | Triple-valve manifold (exhaust, inlet, gas exchange) + optional 9.5 mm (0.37") barbed fittings (U-series only) |
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