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| Brand | Schmidt + Haensch (S+H) |
|---|---|
| Origin | Germany |
| Model | VariDens |
| Instrument Type | Benchtop Laboratory Digital Density Meter |
| Measurement Principle | Oscillating U-tube (vibrating tube) densitometry |
| Density Range | 0–3 g/cm³ |
| Density Accuracy | ±0.0005 g/cm³ (VariDens C), ±0.00005 g/cm³ (VariDens B) |
| Density Repeatability | ±0.0002 g/cm³ (VariDens C), ±0.00002 g/cm³ (VariDens B) |
| Density Resolution | 0.0001 g/cm³ (VariDens C), 0.00001 g/cm³ (VariDens B) |
| Temperature Control Range | 10–95 °C (Peltier-based electronic thermostating) |
| Temperature Accuracy | ±0.05 °C (VariDens C), ±0.03 °C (VariDens B) |
| Temperature Repeatability | ±0.02 °C (VariDens C), ±0.01 °C (VariDens B) |
| Temperature Resolution | 0.01 °C (VariDens C), 0.001 °C (VariDens B) |
| Pressure Rating | 0–10 bar (0–145 psi) |
| Measurement Time | <30 s per sample |
| Bubble Detection | Automatic dual-mode (optical + electronic) |
| Display | 7" color TFT touchscreen |
| Interfaces | SuH-Connector, RS232 serial, 2× USB, Ethernet, optional WLAN |
| Brand | Pharma Test |
|---|---|
| Origin | Germany |
| Model | PT-TD300 |
| Standards Compliance | USP <616> Method 1 & 2, EP <2.9.34>, DIN EN ISO 787-11, ASTM B527 |
| Sample Weight Input | Via Connected Balance (RS-232 or USB) |
| Density Calculation | Apparent Density, Tapped Density, Hausner Ratio, Carr Index |
| Output | Integrated Thermal Printer, USB Flash Drive Export (Methods & Reports) |
| Software Architecture | Standalone Embedded System with GLP-Compliant Audit Trail |
| Regulatory Alignment | Designed for GMP/GLP Laboratories, Supports 21 CFR Part 11 Readiness (User Authentication, Electronic Signatures Optional via Firmware Update) |
| Brand | Schmidt+Haensch (S+H) |
|---|---|
| Origin | Germany |
| Model | EDM-ρ |
| Measurement Range | 0–3 g/cm³ |
| Density Repeatability | ±1 × 10⁻⁵ g/cm³ |
| Temperature Range | 0–90 °C |
| Temperature Repeatability | ±0.003 °C |
| Density Sensitivity | ±5 × 10⁻⁵ g/cm³ |
| Temperature Sensitivity | ±0.02 °C |
| Measurement Time | ~30 s |
| Minimum Sample Volume | 1 mL |
| Integrated Bubble Detection | Yes |
| Automatic Viscosity Compensation | Yes |
| Integrated Pressure & Humidity Sensors | Yes |
| Display | 5.7" color touchscreen |
| Interfaces | RS232, RS422, 1× USB, memory card slot |
| Power Supply | 90–132 V / 190–264 V AC, 50/60 Hz |
| Dimensions (L×H×W) | 374 × 236 × 454 mm |
| Weight | ~20 kg |
| Compliance | USP <841>, Ph. Eur. 2.2.5, ASTM D1298, ASTM D4052, ISO 12185, DIN 51757, FDA 21 CFR Part 11 (with optional Aquisys®2008 software), GLP/GMP-ready |
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