DT Instruments
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| Brand | DT Instruments |
|---|---|
| Origin | USA |
| Model | DT-100 / DT-110 |
| Measurement Principle | Ultrasonic Attenuation Spectroscopy (UAS) |
| Particle Size Range | 5 nm – 1000 µm |
| Sample Concentration Range | 0.1–50% v/v (undiluted) |
| Operating Frequency Range | 1–100 MHz |
| Minimum Sample Volume (DT-110) | < 5 mL |
| Dispersion Media Compatibility | Aqueous, polar, and non-polar liquids |
| Data Management | Microsoft Access-based database |
| Calibration-Free Operation | Yes |
| Adjustable Transducer Gap | Yes |
| Compliance Context | Supports GLP/GMP-aligned workflows |
| Brand | DT Instruments |
|---|---|
| Origin | USA |
| Model | DT-300 / DT-310 |
| Measurement Principle | Electroacoustic (Colloid Vibration Current, CVI) |
| Zeta Potential Range | Unlimited (down to ±0.1 mV) |
| Sample Concentration | 0.1–50% v/v (no dilution required) |
| Minimum Sample Volume | 2 mL |
| Measurable Parameters | Zeta potential, dynamic electrophoretic mobility, Debye length, particle size distribution (via optional ultrasound attenuation spectroscopy), rheological properties (viscoelastic moduli), solid content, porosity |
| Software Platform | Microsoft Access-based database with audit trail capability |
| Optional Module | Automated titration system (DT-310 only) |
| Compliance Context | Designed for GLP/GMP-aligned laboratories |
| Brand | DT Instruments |
|---|---|
| Origin | USA |
| Model | DT-330 |
| Measurement Principle | Electroacoustics (Colloid Vibration Current, CVI) & Electrophoretic Acoustics (ESA) |
| Sample Concentration Range | 0.1–50 vol% (no dilution required) |
| Minimum Sample Volume | 2 mL |
| Zeta Potential Range | No theoretical lower limit |
| Compatible Solvents | Aqueous, polar, and non-polar media |
| Porosity Measurement | Yes (via high-frequency conductivity probe) |
| Surface Zeta Potential on Porous Solids | Yes |
| Output Parameters | Dynamic electrophoretic mobility, Debye length, surface charge density, solid content, rheological properties |
| Compliance Context | Designed for GLP/GMP-aligned labs |