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| Brand | Yinhuang Technology |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China-made) |
| Model | Lu-200A |
| Price Range | USD 2,800 – 7,000 |
| Light Source | High-power white LED array (250 mm × 10 mm × 4 pcs) |
| Color Temperature | 6000–6500 K |
| Illuminance Range | 0–10,000 lx (centered measurement point) |
| Power Consumption | 40 W |
| Magnifier Diameter | 110 mm |
| Magnification | 2.5× |
| Input Voltage/Frequency | 220 V AC / 50 Hz |
| Dimensions (L×H×D) | 560 × 490 × 250 mm |
| Weight | 10 kg |
| Housing Material | Brushed 304 stainless steel |
| Background Panels | Dual-side matte-finish PVC (black/white), calibrated scale-integrated, motorized longitudinal adjustment |
| Optical Design | Diffuse-reflection LED canopy with cylindrical light band geometry (semi-cylindrical illumination zone), digitally controlled illuminance regulation |
| Viewing Distance | Fixed 250 mm eye-to-sample working distance |
| Brand | MAS (USA) |
|---|---|
| Origin | USA |
| Model | ZetaFinder ZF400 |
| Zeta Potential Range | ±500 mV |
| pH Range | 0–14 |
| Temperature Range | 0–90 °C |
| pH Resolution | ±0.1 |
| Temperature Resolution | ±0.1 °C |
| Accuracy | ±2% |
| Repeatability | ±2% |
| Sample Concentration Range | 0.1–60% w/v |
| Particle Size Range | 1 nm – 50 µm |
| Minimum Sample Volume | 10 mL |
| Integrated Measurements | Zeta potential, pH, conductivity, temperature |
| Brand | Yinhuang Technology |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | Lu-300A |
| Price Range | USD 2,800 – 7,000 |
| Light Source | Dual 250 mm × 10 mm × 2 high-power white LED strips |
| Color Temperature | 6000–6500 K |
| Illuminance Range | 0–10,000 lx (center point) |
| Power Consumption | 20 W |
| Magnifier Diameter | 110 mm |
| Magnification | 2.5× |
| Input Voltage/Frequency | 220 V / 50 Hz |
| Dimensions (L×H×D) | 330 × 310 × 200 mm |
| Weight | 4.8 kg |
| Housing Material | Brushed 304 stainless steel |
| Background Panels | Dual-side interchangeable matte-black and matte-white PVC diffusers |
| Viewing Distance | Fixed 250 mm eye-to-sample distance |
| Compliance | Chinese Pharmacopoeia (ChP) 2020 Ed., USP <790>, EP 2.9.20, JP XVII, ISO 13485 |
| Brand | Yinhuang Technology |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | Lu-200A |
| Price Range | USD 2,800 – 7,000 |
| Light Source | High-power white LED array (250 mm × 10 mm × 4) |
| Color Temperature | 6000–6500 K |
| Illuminance Range | 0–10,000 lx (centered measurement point) |
| Power Consumption | 40 W |
| Magnifier Diameter | 110 mm |
| Magnification | 2.5× |
| Input Voltage/Frequency | 220 V / 50 Hz |
| Dimensions (L×H×D) | 560 × 490 × 250 mm |
| Weight | 10 kg |
| Housing Material | Brushed 304 stainless steel |
| Background Panels | Dual-side matte-finish black/white PVC diffusers with integrated scale markings |
| Adjustable Stage | Motor-free manual linear translation (front–back), synchronized with background panels |
| Optical Design | Diffuse-reflection LED ceiling module generating vertically oriented, uniform luminous band |
| Illuminance Control | Digital microcontroller-based dimming circuitry |
| Brand | Yinhuang Technology |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | QA-82A |
| Price | USD 2,750 (approx.) |
| Light Source | COB LED (Daylight Simulation) |
| Correlated Color Temperature (CCT) | 6500 K |
| Adjustable Illuminance Range | 0–5000 lx |
| Main Light Power | 10 W |
| Dimensions (L×W×H) | 280 × 360 × 500 mm |
| Weight | ~8 kg |
| Housing Material | Stainless Steel |
| Compliance | Fully aligned with Chinese Pharmacopoeia (ChP) General Chapter 0901 “Solution Color Test” |
| Brand | MAS |
|---|---|
| Origin | USA |
| Model | ZetaFinder ZF400 |
| Zeta Potential Range | ±500 mV |
| pH Range | 0–14 |
| Temperature Range | 0–90 °C |
| pH Resolution | ±0.1 |
| Temperature Resolution | ±0.1 °C |
| Accuracy | ±2% |
| Repeatability | ±2% |
| Particle Size Range | 1 nm – 30 µm |
| Sample Concentration Range | 0.1–60% w/v |
| Measurement Principle | Electroacoustic Spectroscopy (EAS) & Colloidal Vibration Current (CVI) |
| Brand | MAS |
|---|---|
| Origin | USA |
| Model | ZetaFinder ZF400 |
| Zeta Potential Range | ±500 mV |
| pH Range | 0–14 |
| Temperature Range | 0–90 °C |
| pH Resolution | ±0.1 |
| Temperature Resolution | ±0.1 °C |
| Accuracy | ±2% |
| Repeatability | ±2% |
| Particle Size Range | 5 nm – 1000 µm |
| Conductivity Range | 0–10 S/m |
| Sample Concentration | 0.1–60 vol% |
| Sample Volume | 30–230 mL |
| Measured Parameters | Particle Size Distribution, Zeta Potential, Isoelectric Point (IEP), Electroacoustic Amplitude (E5A), Conductivity, pH, Temperature, Acoustic Attenuation, Solid Content |
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