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| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HM-STY1 |
| Price | USD 4,500 (FOB) |
| Measurement Principle | Cryoscopic Depression of Freezing Point |
| Compliance | JJG 1089–2013, Chinese Pharmacopoeia 2025, ISO 17511 (traceability framework), USP <785> |
| Detection Speed | Up to 50 samples/h |
| Range | 0–3000 mOsmol/kg |
| Sample Volume | 50–100 µL |
| Resolution | 0.005 mOsmol/kg |
| Accuracy | ±6 mOsmol/kg (≤400) or ±1.5% (>400) |
| Repeatability | ≤2 mOsmol/kg (≤400) or CV ≤0.75% (>400) |
| Stability | ≤2 mOsmol/kg (at 300 mOsmol/kg, 8-h drift) |
| Cooling Time | ≤5 min |
| Operating Environment | 5–35°C, 5–80% RH (non-condensing), <2000 m altitude |
| Dimensions (D×W×H) | 360 × 300 × 240 mm |
| Weight | 7 kg |
| Data Interface | USB 2.0, 10/100 Mbps Ethernet, Wi-Fi 802.11 b/g/n, optional 4G LTE |
| Onboard Printer | Thermal, 57 mm paper roll |
| Power Input | 100–277 VAC, 50/60 Hz, 220 W max |
| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Region Classification | Domestic (China) |
| Model | HM-KSS |
| Price | USD 1,100 (FOB Qingdao) |
| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | HM-YNQ2 |
| Price | USD 10,800 (FOB Qingdao) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Compliance | Chinese Pharmacopoeia 2020 Edition, General Chapter 0613 |
| Display | 7-inch industrial-grade color TFT touchscreen (Chinese UI) |
| Control System | Industrial PLC |
| Cooling Range | Ambient to –90 °C (with optional low-temp bath) |
| Heating Range | Up to +90 °C |
| Temperature Resolution | 0.1 °C |
| Sensor Type | High-accuracy platinum RTD (Pt100) with built-in calibration offset correction |
| Bath Configuration | Dual independent test ports in single thermostatic bath |
| Stirring Mechanism | Motor-driven mechanical stirrer, 60 cycles/min, synchronized with phase transition detection |
| Bath Media Compatibility | Water, ethylene glycol antifreeze, ethanol, or other low-viscosity, non-corrosive thermal fluids |
| Data Output | Integrated thermal line printer (fast, smudge-resistant) |
| Data Storage | Internal memory for ≥1,000 test records with timestamp, sample ID, and full cooling curve metadata |
| Operating Environment | 5–30 °C, 30–70% RH |
| Construction | Vacuum-insulated Dewar-style bath vessel (borosilicate glass inner, stainless steel outer jacket) |
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