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| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Model | NDJ-8S |
| Instrument Type | Benchtop Rotational Viscometer |
| Viscosity Range | 0.1–2,000,000 mPa·s (with appropriate spindle and speed selection) |
| Speed Settings | 6, 12, 30, 60 rpm |
| Spindles | LV#1–#4 (standard set) |
| Display | Digital LCD with bilingual (English/Chinese) interface |
| Measurement Accuracy (Newtonian fluids) | ±5% of full scale |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Operating Environment | Ambient temperature (10–35 °C), <80% RH non-condensing |
| Compliance | Designed per GB/T 2794–2013 (China National Standard for viscometer calibration), compatible with ISO 2555 and ASTM D2196 test methodologies |
| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | NDJ-1 Ultra-Low Viscosity |
| Instrument Type | Benchtop Fixed Rotational Viscometer |
| Operating Environment | Ambient Temperature |
| Viscosity Range | 0.1–2,000,000 mPa·s |
| Speed Settings | 6, 12, 30, 60 rpm (manual gear shift) |
| Accuracy | ±5% (for Newtonian fluids) |
| Spindle Set | #0, #1, #2, #3, #4 |
| Gear Ratio Units | I (1:1), II (1:10, 1:100), III (×0.1, ×0.2, ×0.4, ×0.5) |
| Power Supply | 220 V AC, 50 Hz |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | LVDV-C |
| Instrument Type | Portable Rotational Viscometer |
| Operating Environment | Ambient Temperature |
| Viscosity Range | 1–2,000,000 mPa·s (cP) |
| Speed Settings | 18 programmable RPM |
| Accuracy | ±0.1% of full scale |
| Repeatability | ±0.2% |
| Torque Display | % torque, cP, and mPa·s directly readable |
| Sensor Architecture | High-density torsion transducer with 4 sensing points per revolution |
| Calibration | Individual rotor calibration |
| Compliance | Designed to support ASTM D2196, ISO 2555, ISO 3219, and USP <911> viscosity testing protocols |
| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | LND-2 |
| Instrument Category | Efflux Viscometer |
| Mounting Type | Benchtop Fixed |
| Operating Environment | Ambient Temperature |
| Viscosity Range | 30–100 s (efflux time) |
| Temperature Range | 20–25 °C (standard test condition) |
| Temperature Resolution | Not applicable (non-temperature-controlled) |
| Temperature Accuracy | Not applicable (non-temperature-controlled) |
| Calibration Standards | ASTM D1200, ISO 2431, GB/T 1723–1993 |
| Measurement Error | ±3% of reading |
| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Model | NDJ-79 |
| Instrument Type | Benchtop Rotational Viscometer |
| Viscosity Range | 1–1×10⁶ mPa·s |
| Accuracy | ±5% (for Newtonian fluids) |
| Rotational Speeds | 7.5 / 75 / 750 rpm |
| Measuring Systems | Three interchangeable spindles (Units I, II, III) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Dimensions | 170 × 140 × 440 mm |
| Weight | 15 kg |
| Operating Environment | Ambient temperature (no integrated temperature control) |
| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | NDJ-4 High-Viscosity |
| Instrument Category | Rotational Viscometer (Analog, Spindle-Based) |
| Form Factor | Benchtop (Non-Portable) |
| Operating Environment | Ambient Temperature (15–30 °C) |
| Viscosity Range | 10–2,000,000 mPa·s |
| Speed Settings | 0.3, 0.6, 1.5, 3, 6, 12, 30, 60 rpm |
| Spindles | No. 1–4 (standard) |
| Accuracy (Newtonian fluids) | ±5% full scale |
| Display | Analog dial with mechanical pointer |
| Dimensions | 275 × 265 × 445 mm |
| Weight | ~12.5 kg |
| Power Supply | AC 220 V ± 10%, 50 Hz |
| Brand | Anton Paar |
|---|---|
| Origin | Austria |
| Model | Visco QC100 / Visco QC300 |
| Instrument Type | Benchtop Rotational Viscometer |
| Viscosity Range | 1 mPa·s to 320 × 10⁶ mPa·s (320 M) |
| Speed Range | 0.01–250 rpm |
| Accuracy | ±1.0% of full scale |
| Repeatability | ±0.2% |
| Temperature Monitoring | T-Ready real-time thermal equilibrium detection (no integrated Peltier or bath control) |
| Display | 3.5″ color LCD (QC100) / 7″ color touchscreen (QC300) |
| Data Storage | Up to 999 measurements (QC300) |
| Compliance | GMP, GAMP 5, PQP-S & PQP qualification packages available |
| Software | V-Collect PC software, V-Curve (rheological curve analysis), V-Comply (audit-trail & electronic signature) |
| Brand | SOPOTOP |
|---|---|
| Origin | Shanghai, China |
| Model | NDJ-1 |
| Instrument Type | Fixed-base rotational viscometer |
| Viscosity Range | 10–100,000 mPa·s (standard configuration with spindles #1–#4) |
| Extended Range | 0.1–100,000 mPa·s (with optional #0 spindle) |
| Accuracy | ±5% for Newtonian fluids |
| Rotational Speeds | 6, 12, 30, 60 rpm (manually selected) |
| Power Supply | AC 220 V, 50 Hz |
| Operating Environment | Ambient temperature (15–30 °C recommended) |
| Compliance | Designed per GB/T 2794–2013 (Chinese national standard for viscosity measurement), compatible with ASTM D2196 and ISO 2555 practices for routine quality control |
| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Model | WRS-1A |
| Melting Point Range | Ambient to 300 °C |
| Temperature Resolution | 0.1 °C |
| Linear Heating Rates | 0.2, 0.5, 1.0, 1.5, 2.0, 3.0, 4.0, 5.0 °C/min (8 selectable) |
| Accuracy | ±0.5 °C below 200 °C |
| Sample Capacity | 3 positions (simultaneous) |
| Display | Backlit LCD with real-time melting curve visualization |
| Interface | RS232 for data export |
| Dimensions | 398 × 280 × 170 mm |
| Weight | 11 kg |
| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Benchtop Rotational Viscometer |
| Operating Environment | Ambient Temperature (15–30 °C) |
| Viscosity Range | 0.1–2,000,000 mPa·s |
| Speed Settings | 6 / 12 / 30 / 60 rpm |
| Rotor Set | L1–L4 (ISO/DIN-compatible spindles) |
| Display | Digital LCD with Dual-Language UI (English/Chinese) |
| Power Input | 110–240 V AC, 50/60 Hz |
| Accuracy (Newtonian Fluids) | ±2% of full scale |
| Viscosity Measurement Principle | Couette flow via rotating spindle in stationary sample cup |
| Compliance | Designed to meet ISO 2555, ASTM D2196, and GB/T 2794 standards for rotational viscosity testing |
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