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| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Laboratory BOD Analyzer |
| Model | BODTrak II |
| Measurement Principle | Manometric (Pressure-Difference) Method |
| Measurement Range | 0–700 mg/L O₂ |
| Accuracy | ±5% of reading |
| Sample Throughput | 6 samples per run (473 mL bottles) |
| Incubation Temperature | 20 °C (±0.5 °C) |
| Data Storage | Up to 480 data points per sample |
| Display | Graphical LCD with real-time BOD curve visualization |
| Sensor | Integrated microprocessor-controlled pressure transducer |
| Power Supply | AC-powered magnetic stirrer base |
| Dimensions | 28.9 × 26.0 × 9.8 cm |
| Compliance | Designed to meet ASTM D5210, ISO 5815-1, and EPA 405-B-16-001 requirements for BOD₅ testing |
| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Instrument Type | Laboratory BOD Analyzer |
| Principle | Manometric (Pressure-Difference) Method |
| Measurement Ranges | 0–35 mg/L, 0–70 mg/L, 0–350 mg/L, 0–700 mg/L |
| Detection Limit | 0.05 mg/L |
| Accuracy | ±0.1% of reading + 1 LSD |
| Single-Sample Analysis Time | 15 minutes |
| Repeatability | ≤5% |
| Sample Capacity | 6 simultaneous samples |
| Data Storage | 480 data points |
| Incubation Durations | 5, 7, or 10 days |
| Test Bottle Volume | 473 mL |
| Operating Temperature | 20 °C (68 °F) |
| Power Input | 230 V, 50/60 Hz |
| Output Voltage | 20.5 V DC |
| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Status | Manufacturer |
| Instrument Type | Portable BOD Analyzer |
| Principle | Pressure Differential Method |
| Measurement Range | 0.05–10 mg/L |
| Detection Limit | 0.05 mg/L |
| Accuracy | ±0.05 mg/L |
| Response Time (T95) | ≤30 s |
| Repeatability | ±0.03 mg/L |
| Weight (System + Accessories) | 225 g |
| Dimensions (L × D) | 191 mm × 41 mm |
| DO Resolution | 0.01 mg/L |
| Temperature Accuracy (at 20 °C, ±5 °C range) | ±0.2 °C |
| Temperature Repeatability | ±0.2 °C |
| Pressure Accuracy | ±3 mbar |
| Pressure Repeatability | ±5 mbar |
| BOD Precision vs. GGA (198 mg/L) | 10% RSD (198 ± 30 mg/L) |
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