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| Key | Origin: Shanghai, China |
|---|---|
| Manufacturer Type | Distributor |
| Country of Origin | China |
| Model | HAS-100A |
| Sampling Flow Rate | 100 L/min |
| Sampling Volume Range | 0–1000 L |
| Delay Time Setting | 0–30 min |
| Agar Plate Rotation Speed | 0–4 rpm |
| AC Input | 100–240 V, 50–60 Hz |
| Rechargeable Ni-MH Battery Runtime | 8 h (fully charged) |
| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (PRC) |
| Model | HAS-100B |
| Instrument Type | Handheld Air Sampling Pump |
| Configuration | Single-Channel Gas Sampler |
| Flow Range | 0–10 L/min |
| Maximum Vacuum Pressure | >26 kPa |
| Flow Stability | <5% deviation over 1 h |
| Flowmeter Accuracy | ±2.5% FS |
| Service Life at Max Flow & Backpressure | >500 h |
| Continuous Operation at Max Flow & Backpressure | 0–30 min |
| Power Source | Rechargeable Ni-MH Battery |
| Display | Dot-Matrix LCD with Real-Time Flow & Battery Status |
| Auto-Power Management | Backlight Off After 30 s Inactivity |
| Compliance | Designed per GB/T 18883–2002 and Anderson Cascade Impaction Principle for Viable Airborne Microorganism Enumeration |
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