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| Brand | Haiguang Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | HGCF-100 for Ammonia Nitrogen |
| Price Range | USD 28,000 – 35,000 |
| Instrument Type | Laboratory Benchtop |
| Measurement Principle | Air-Segmented Continuous Flow Analysis (CFA) with Distillation and Colorimetric Detection |
| Measurement Range | 0.01–5 mg/L NH₃–N |
| Accuracy | ±1% of reading |
| Detection Limit | ≤0.005 mg/L NH₃–N |
| Sample Throughput | 30 samples/hour |
| Batch Capacity | Unlimited (software-controlled queue) |
| Brand | Haiguang Instrument |
|---|---|
| Origin | Beijing, China |
| Model | HGCF-200 Ammonia Nitrogen |
| Measurement Principle | Colorimetric Flow Analysis (Salicylate Method) |
| Measurement Range | 0.01–5 mg/L NH₃–N |
| Detection Limit | ≤0.005 mg/L NH₃–N |
| Accuracy | ±1% of reading |
| Sample Throughput | 30 samples/hour |
| Batch Capacity | Unlimited |
| Optical Cell Material | Fused quartz |
| Light Source | Low-power LED |
| Detector | Full-spectrum CCD with built-in monochromator |
| Online Dilution Ratio | 1–5000× |
| Reaction Tubing ID | ≥2 mm |
| Compliance | HJ 665-2013, HJ 670-2013, HJ 667-2013, ISO 14403:2012, ISO 14402:1999, ISO 23913:2016, ISO 15681-2:2003 |
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