Liquid Nitrogen Generator
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| Brand | Tongda |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TD-100 |
| Price Range | USD 14,000 – 70,000 |
| Main Power Supply | 220–240 VAC, 50/60 Hz |
| Power Consumption | 1.0 kW |
| Liquid Nitrogen Consumption | 0.6 L/h |
| Gas Flow Rate | 5 L/min |
| Temperature Stability | ±0.3 K |
| Cooling Time to 100 K | 35 min |
| Cold Head Temperature Range | 100–300 K |
| Standard Flexible Transfer Line Length | 3000 mm |
| Dewar Capacity | 35 L |
| Dewar Neck Flange Diameter | 50 mm |
| Standard Transfer Line Length | 1.5 m (optional: 4 m) |
| Distance from Gas Supply Module to Dewar (standard / max) | 6 m / 9 m |
| Brand | Fangyuan Scientific Instruments |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | FYYDHN |
| Price | USD 28,000 (FOB) |
| Cooling Principle | Stirling-cycle cryocooler coupled with nitrogen vapor recondensation |
| Nominal LN₂ Capacity | 30 L |
| Cold Finger Compatibility | Ø31.5–33 mm |
| LN₂ Consumption | <2 L/day (standby, no detector installed) |
| Acoustic Noise | <60 dB(A) at 1 m |
| Cooling Power | 160 W (typ.), 240 W (max.) |
| Total System Power Draw | <400 W |
| Input Voltage | 85–264 VAC, 47–63 Hz |
| Dimensions (Ø × H) | 460 × 680 mm |
| Weight | 55 kg (dry, without LN₂ or detector) |
| Operating Temperature | 5–35 °C (optimal ≤25 °C) |
| Operating Humidity | 10–80% RH (non-condensing) |
| Display | 5-inch capacitive touchscreen |
| Data Interface | USB 2.0 (Type-A to Type-B), .NET-based PC software |
| Safety | Dual pressure-relief valves, liquid level & temperature alarms |
| Compliance | GB/T 43535-2023 “High-Purity Germanium Gamma Spectrometers” |
| Brand | PEAK |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Laboratory Equipment |
| Model | Titan LN480–LN960 |
| Pricing | Available Upon Request |
| Brand | PEAK |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model Variants | Triton LN10 F / LN10 / LN20 |
| Pricing | Available Upon Request |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | Shanghai, China |
| Model | Thermo Scientific™ CryoExtra™ High-Efficiency Liquid Nitrogen Storage Tank |
| Capacity | 1770 L (62.5 cu. ft.) |
| Internal Height | 86.9 cm (34.2 in) |
| Internal Depth | 162.1 cm (63.8 in) |
| External Height | 203.2 cm (80 in) |
| Diameter | 152.4 cm (60 in) |
| Neck Inner Diameter | 63.5 cm (25 in) |
| Sample Capacity | 93,000 × 2 mL vials |
| Temperature Monitoring | Microprocessor-based LN₂ level & temperature control with audible/visual alarm |
| Power Requirement | 100–230 V, 50/60 Hz |
| Certifications | CE, UL Listed |
| Construction | Stainless steel cryogenic chamber |
| Door Quantity | 1 |
| Transport Weight | 1123 kg (2470 lb) |
| Net Weight | 781 kg (1721 lb) |
| Accessories | 0.5″ 45° flared inlet port, 1.8 m stainless steel flexible LN₂ hose included |
| LN₂ Supply Requirement | 22 psi low-pressure supply tank (sold separately) |