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| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-made) |
| Model | HK-228 |
| Price Range | USD 1,400 – 4,200 |
| Instrument Type | Benchtop Water Quality Analyzer |
| Analyte | Hydrazine (N₂H₄) |
| Display | 192 × 64 Dot-Matrix LCD (Chinese/English Switchable) |
| Measurement Range | 0–100 µg/L |
| Resolution | 0.1 µg/L |
| Basic Error | ±2% FS |
| Repeatability | ≤1% |
| Stability | ±1% FS / 4 h |
| Ambient Temperature | 5–45 °C |
| Relative Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 40 W |
| Dimensions (L×W×H) | 392 × 260 × 100 mm |
| Weight | 5 kg |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HK-5500 |
| Pricing | Upon Request |
| Heat Exchanger Area | 2 × 15–2 × 30 m² |
| Deionized Water Tank Volume | 2 m³ |
| Pump Configuration | Dual (1 active + 1 standby), H-(30–65)-30-2002, 2 × (5.5–7.5) kW |
| DI Water Flow Rate | 10–40 t/h |
| DI Water Outlet Temperature | ≤33 °C |
| DI Water Outlet Pressure | 0.2–0.6 MPa |
| Industrial Cooling Water Inlet Flow | 15–60 t/h |
| Industrial Water Inlet Temp | ≤33 °C |
| Industrial Water Inlet Pressure | 0.2–0.6 MPa |
| Power Supply | 380 VAC, 50 Hz |
| Dimensions (L×W×H) | 3200 × 2000 × 2300 mm |
| Weight | 3.2 t |
| Construction Material | AISI 304 stainless steel for all wetted parts |
| Heat Exchanger Type | Weld-free gasketed plate heat exchanger |
| Control Features | Low/high level alarms, dry-run protection, auto-refill solenoid valve, dual-pump redundancy |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | HK-5100 |
| Pricing | Upon Request |
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