BOD Analyzer
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| Brand | Environ Lab |
|---|---|
| Origin | USA |
| Model | BODTECH-8 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Mercury-Free Pressure-Based Dissolved Oxygen Consumption Detection (Piezoelectric Crystal Sensor) |
| Measurement Range | 0–4000 mg/L (extendable to 5000 mg/L) |
| Accuracy | ±1 mg/L (±3.55 hPa) |
| Operating Pressure Range | 500–1100 hPa |
| Temperature Compensation | Automatic, Real-Time |
| Stirring Speed | 180–450 rpm |
| IP Rating | IP54 |
| Ambient Operating Temperature | +5°C to +50°C |
| Power Supply | Button-Cell Lithium Battery |
| Max Concurrent Samples | 4 × n (modular 4-bottle units) |
| Display | 2-Digit 7-Segment LED |
| Sample Handling | Undiluted, Direct Measurement |
| Stirring Configuration | Electromagnetic, Continuous |
| Data Logging | Daily Automated BOD Value Capture and Storage |
| Brand | Doctor Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-BOD(6T) |
| Measurement Principle | Mercury-Free Pressure-Difference Method |
| BOD5 Range | 0–4000 mg/L |
| Accuracy | Compliant with Standard BOD5 Accuracy Requirements (Glucose-Glutamic Acid Reference Standard: 180–230 mg/L) |
| Sample Capacity | 6 Independent Channels |
| Incubation Temperature | 20 ± 1 °C |
| Data Logging Interval | Every 2 Hours |
| Incubation Duration | 1–30 Days |
| Bottle Volume | 580 mL |
| Data Storage Capacity | 100,000 Records |
| Stirring Modes | Continuous or Intermittent |
| Power Supply | AC 110–220 V, 50/60 Hz |
| Rated Power | 10 W |
| Battery Backup | Rechargeable Li-ion per Channel |
| Compliance | ASTM D5210, ISO 5815-1:2019, EPA 405-B-16-001 |
| Brand | Doctor Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W880 |
| Instrument Type | Portable BOD Analyzer |
| Measurement Principle | Microbial Electrode Method |
| Measurement Range | 2–4000 mg/L |
| Detection Limit | 2 mg/L |
| Accuracy | ≤ ±5% |
| Single-Sample Measurement Time | 7.8 min |
| Incubation Temperature Range | 1.5–40 °C |
| Display | 8-inch capacitive touchscreen (1024 × 768 IPS) |
| Operating System | Android-based embedded OS |
| Data Storage Capacity | 80 million records |
| Power Supply | Built-in 30,000 mAh Li-ion battery + AC adapter |
| Connectivity | USB, Wi-Fi, Bluetooth, 4G LTE |
| Compliance | HJ/T 86–2002, Standard Methods for the Examination of Water and Wastewater (4th Ed.) |
| Brand | Dr-Water |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Dr-W850 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Microbial Electrode Method |
| Measurement Range | 2–4000 mg/L |
| Detection Limit | 2 mg/L |
| Accuracy | ≤ ±5% |
| Single-Sample Analysis Time | 8 min |
| Incubation Temperature Range | 5–40 °C (ambient) |
| Display | 8-inch HD color capacitive touchscreen |
| Sample Volume | 50 mL |
| Data Storage Capacity | 1,000,000 records |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Rated Power | 48 W |
| Operating Humidity | <85% RH (non-condensing) |
| Microbial Membrane | Dry-layer immobilized biocatalyst membrane, non-toxic and biocompatible |
| Membrane Shelf Life | ≥12 months (dry storage at room temperature) |
| Active Service Life | ≥30 days post-hydration |
| Auto-sampling | Integrated peristaltic pump with multi-channel valve switching |
| Cleaning Mode | Fully automated rinse cycle |
| Oxygen Supply | Membrane-integrated pulsed oxygenation system |
| Thermal Control | Digital pulse-width modulated (PWM) ambient-temperature stabilization |
| Data Export | USB 2.0 interface |
| Built-in Thermal Printer | Yes |
| Brand | DRETOP |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | BD6-100 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Manometric (Pressure-Difference) Method |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | 1 mg/L |
| Accuracy | ±8% |
| Incubation Temperature | 20 °C ±1 °C |
| Temperature Control Range | 0–65 °C |
| Temperature Uniformity | ±0.5 °C |
| Temperature Resolution | 0.1 °C |
| Sample Capacity | 6 independent channels |
| BOD Vial Volume | 580 mL |
| Data Storage Duration | 10 years |
| Battery Life | ≥2 years |
| Power Supply | AC 220 V, 50 Hz |
| Dimensions (W×D×H) | 480 × 390 × 780 mm |
| Shelf Configuration | 3 adjustable stainless-steel shelves |
| Optional Accessories | RS485 interface, 25 mm test port, USB port |
| Brand | DRETOP |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | BD6-150-XII |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Manometric (Pressure-Difference) Method |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | 1 mg/L |
| Accuracy | ±8% |
| Incubation Temperature | 20 °C ±1 °C |
| Resolution | 0.01 mg/L |
| Temperature Control Range | 0–65 °C |
| Temperature Uniformity | ±0.5 °C |
| Temperature Resolution | 0.1 °C |
| Incubation Chamber Dimensions (W×D×H) | 480 × 390 × 780 mm |
| Sample Capacity | Up to 6 independent BOD bottles (580 mL each) |
| Data Storage Duration | 10 years |
| Battery Life | ≥2 years |
| Power Supply | AC 220 V, 50 Hz |
| Optional Interfaces | RS485, USB, 25 mm test port |
| Brand | DRETOP |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | BD6-70 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Manometric (Pressure-Difference) Method |
| Measurement Range | 0–4000 mg/L |
| Accuracy | ±8% |
| Single-Sample Test Duration | 1–30 days |
| Incubation Temperature | 20 °C ±1 °C |
| Resolution | 0.01 mg/L |
| Data Storage Capacity | 10 years |
| Battery Life | ≥2 years |
| Temperature Control Range | 0–65 °C |
| Temperature Uniformity | ±0.5 °C |
| Temperature Resolution | 0.1 °C |
| Chamber Dimensions (W×D×H) | 450×320×500 mm |
| BOD Vial Capacity | 580 mL |
| Number of Independent BOD Channels | 6 |
| Built-in Stirring Function | Yes |
| Direct Digital Readout | Yes |
| Optional Interfaces | RS485, USB, 25 mm Test Port |
| Brand | DRETOP |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic (China-made) |
| Model | BD6-70E |
| Price Range | USD 4,200 – 7,000 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | 1 mg/L |
| Accuracy | ±8% |
| Single-Sample Incubation Duration | 1–30 days |
| Incubation Temperature | 20 °C ±1 °C |
| Resolution | 0.01 mg/L |
| Temperature Stability | ±0.5 °C |
| Temperature Resolution | 0.1 °C |
| Sample Capacity | 6 independent channels |
| Cultivation Vessel Volume | 580 mL |
| Data Storage Duration | 10 years |
| Battery Life | ≥2 years |
| Power Supply | AC 220 V, 50 Hz |
| Dimensions (W×D×H) | 450×320×500 mm |
| Shelf Quantity | 2 adjustable stainless-steel shelves |
| Communication Interface | RS485 (optional), USB (optional), Bluetooth data upload & print (standard) |
| Brand | ERUN |
|---|---|
| Origin | Shaanxi, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ERUN-SLBOD-B |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Mercury-Free Pressure Differential Method |
| Measurement Range | 0–4000 mg/L (direct reading) |
| Detection Limit | 5 mg/L |
| Accuracy | ±8% |
| Repeatability | ≤3% |
| Resolution | 0.01 mg/L |
| Sampling Points per Cycle | Up to 60 |
| Incubation Bottle Volume | 580 mL |
| Temperature Control | 20 ±1 °C |
| Incubation Duration | 1–30 days (user-selectable) |
| Data Storage Capacity | ≥10 years of measurement records |
| Power Supply | AC 220 V ±10%, 50–60 Hz |
| Battery Backup | Integrated Li-ion, >2 years service life |
| Number of Independent Channels | 6 |
| Stirring Mechanism | Programmable magnetic stirring |
| Display | Large backlit LCD |
| Brand | Hach |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported Instrument |
| Model | BODTrak II |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Manometric (Pressure-Difference) Method |
| Measurement Ranges | 0–35, 0–70, 0–350, 0–700 mg/L O₂ |
| Detection Limit | 0.01 mg/L O₂ |
| Accuracy | ±2% at 235 mg/L BOD |
| Repeatability | ±2% at 235 mg/L BOD |
| Incubation Temperature | 20 °C (±0.5 °C) |
| Sample Throughput | 6 samples per run (473 mL bottles) |
| Data Storage | 480 data points per sample |
| Display | Real-time graphical trace with cursor readout |
| Power Supply | AC adapter |
| Dimensions | 28.9 × 26.0 × 9.8 cm |
| Weight | 3.6 kg |
| Brand | Hach |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-manufactured under Hach licensing) |
| Model | BODTrak II |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Pressure Differential Method |
| Measurement Ranges | 0–35, 0–70, 0–350, 0–700 mg/L |
| Detection Limit | 1 mg/L |
| Accuracy | ±1 mg/L |
| Incubation Duration | 5–10 days (user-selectable) |
| Incubation Temperature | 20 °C ±0.5 °C |
| Repeatability | 3–5% RSD |
| Sample Throughput | Up to 6 samples simultaneously |
| Data Logging Interval | Every 15 minutes |
| Total Data Points Storage | 480 |
| Software Interface | HachLink™ PC software (Windows-compatible) |
| Compliance | Designed to meet ASTM D5210, ISO 5815-1, and EPA Method 405.1 requirements for BOD₅ determination |
| Origin | Germany |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | BioMonitor |
| Instrument Type | Online BOD Analyzer |
| Measurement Principle | Dissolved Oxygen (DO)-Based Respirometric Method |
| Measurement Range | 1–50 mg/L and 1–200,000 mg/L BOD |
| Detection Limit | 1 mg/L |
| Accuracy | ±2% of reading within both ranges |
| Sample Interval | 3–4 minutes per measurement |
| Repeatability | ±2% RSD |
| Brand | LeiCi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Region Category | Domestic (China) |
| Model | BOD-573 |
| Price Range | USD 1,400 – 7,200 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Differential Pressure Method |
| Measurement Range | 0–4000 mg/L |
| Accuracy | Compliant with HJ 505–2009 and ISO 5815-1:2019 for BOD₅ determination (validated using glucose-glutamic acid standard solution, BOD₅ = 180–230 mg/L) |
| Sample Capacity | Up to 6 samples per run |
| Incubation Duration | Programmable from 1 to 30 days |
| Data Retention | 10 years of BOD₅ result records |
| Cultivation Vessel Volume | 580 mL |
| Temperature Control | 20 ± 1 °C |
| Power Supply | AC 110–220 V, 50/60 Hz |
| Rated Power | 10 W |
| Dimensions (W × D × H) | 272 × 185 × 75 mm |
| Net Weight | 2.4 kg |
| Brand | Lianhua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Laboratory BOD Analyzer |
| Model | LH-BOD1201 |
| Measurement Principle | Differential Pressure Method |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | 5 mg/L |
| Accuracy | ±10% |
| Incubation Duration | 5 days |
| Repeatability | ±3% |
| Sample Capacity | 12 independent channels |
| Display | Individual color LCD per test cap |
| Power Supply | Integrated rechargeable battery per sensor cap |
| Data Logging | Automatic time-stamped BOD₅ records with on-device history retrieval |
| Brand | Lianhua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | LH-BOD306 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Pressure-Difference Method |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | 0.1 mg/L |
| Accuracy | ±10% |
| Single-Sample Incubation Duration | 1–30 days (user-selectable) |
| Repeatability | ±5% |
| Brand | Lianhua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | LH-BOD606 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Manometric (Pressure-Difference) Method |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | 0.1 mg/L |
| Accuracy | ±0.1 mg/L for values <10 mg/L |
| Incubation Duration | Selectable from 1 to 30 days |
| Repeatability | ≤±10% RSD |
| Brand | Lianhua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-BOD712 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Pressure Differential Method |
| Measurement Range | 0–4000 mg/L |
| Accuracy | ±10% |
| Brand | Lianhua Technology |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-BODK81 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Microbial Electrode Method |
| BOD Range | 2–50 mg/L (samples >50 mg/L require dilution) |
| Single-Sample Analysis Time | 8 minutes |
| Brand | Lohan Tech |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | LH-BOD301 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Manometric Pressure-Difference Method |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | 0.1 mg/L |
| Accuracy | ±0.1 mg/L (for BOD < 10 mg/L) |
| Incubation Duration | 1–30 days |
| Repeatability | ±10% |
| Compliance | HJ 505–2009 (China), ISO 9408:1999 |
| Power Supply | Integrated CR-P2 Lithium Battery (Test Cap Unit) |
| Display | 1.5-inch OLED |
| Data Storage | 100 test records (auto-overwrite) |
| Connectivity | Bluetooth-enabled mobile app integration |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | CY-2 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Manometric (Pressure-Difference) Method |
| Measurement Range | 0–1000 mg/L |
| Detection Limit | 1 mg/L |
| Accuracy | ≤5% |
| Single-Sample Incubation Duration | 5 days |
| Repeatability | ±3% |
| Display | Direct-Reading Digital Display |
| Batch Capacity | 8 samples per run |
| Incubation Temperature Control | 20 ± 1 °C |
| Dimensions (W × D × H) | 400 × 270 × 350 mm |
| Net Weight | 6 kg |
| Power Consumption | <15 W |
| Compliance | GB 7488–1987 |
| Brand | Sipo Environment |
|---|---|
| Origin | Tianjin, China |
| Model | BOD-220A-2 |
| Instrument Type | Portable BOD Analyzer |
| Measurement Principle | Microbial Membrane Electrode Method |
| Measuring Range | 2–4000 mg/L |
| Sample Measurement Time | 8 min |
| RSD | ≤5% |
| Temperature Control Accuracy | ±0.1°C |
| Power Supply | AC 110–220 V / DC 12 V (automotive cigarette lighter compatible) |
| Dimensions | 260 × 400 × 180 mm |
| Weight | ~12 kg |
| Power Consumption | <50 W |
| Operating Ambient Temperature | 5–40°C |
| Sensor Configuration | Integrated 3-electrode microbial sensor with reference electrode (Patent ZL 00 257536.1) |
| Incubation System | Reflective thermostatic chamber with heating/cooling (Patent ZL 01 267798.1) |
| Microbial Membrane | Dry-layer immobilized BOD₅-specific strain (InterBio™, EPA-certified) |
| Membrane Shelf Life | >12 months (dry storage at room temperature) |
| Sample Volume Required | >20 mL |
| Buffer Consumption | 150 mL/h |
| Data Storage Capacity | 99 test records |
| Interface | External thermal mini-printer support |
| Inlet Mode | Peristaltic pump-driven continuous flow |
| Housing | Lightweight extruded aluminum frame with shock-absorbing mounting |
| Brand | Sipo Environment |
|---|---|
| Origin | Tianjin, China |
| Model | BOD-220B Main Unit |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Flow-through Microbial Electrode Method |
| Measurement Range | 2–4000 mg/L |
| Detection Limit | 2–4000 mg/L |
| Accuracy | ≤3% |
| Single-sample Analysis Time | 8 min |
| Repeatability | ±2% |
| Sensor Configuration | Integrated Triple-electrode Sensor with Reference Electrode |
| Sample Volume Requirement | >40 mL |
| Temperature Control Precision | ±0.1°C |
| Buffer Consumption | 270 mL/h |
| Dimensions | 540 × 370 × 225 mm |
| Weight | ~18 kg |
| Power Supply | AC 220 V, 50 Hz |
| Communication Interface | RS-232 (expandable for automated sampler integration) |
| Data Storage Capacity | 99 test records |
| Built-in Thermal Printer | Yes |
| Brand | Sipo Environment |
|---|---|
| Origin | Tianjin, China |
| Model | BOD-220B |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Microbial Membrane Electrode Method |
| Measurement Range | 2–4000 mg/L |
| Detection Limit | 2 mg/L |
| Accuracy | ≤3% |
| Single-Sample Analysis Time | 8 min |
| Repeatability | ±2% |
| Sensor Configuration | Integrated Three-Electrode Sensor with Reference Electrode (Patent No.: ZL 00 257536.1) |
| Signal Output | 0–20 µA |
| Flow-Through Cell Design | Combined Flow Cell and Measurement Chamber |
| Microbial Strain | EPA-certified InterBio BOD₅-specific strain |
| Membrane Format | Dry-layer sandwich membrane, non-toxic and biocompatible |
| Membrane Shelf Life | >12 months under ambient dry storage |
| Sample Introduction | Fully automated via optional 24-position autosampler |
| Control System | PC-based microprocessor control |
| Software Platform | Windows 95/98/2000/XP (localized Chinese GUI) |
| Operation Modes | Manual or fully automated sequential/jump sampling |
| Data Handling | Automatic archival to internal database |
| Positioning System | Triple-redundant mechanical, electromagnetic, and optical sample positioning |
| Sample Vial Capacity | 24 × 50 mL standard cups |
| Power Management | Scheduled auto-shutdown and electrode sleep mode for membrane preservation |
| Brand | Sipo Environment |
|---|---|
| Origin | Tianjin, China |
| Model | BODAuto-2100 |
| Instrument Type | Laboratory BOD Analyzer |
| Principle | Dissolved Oxygen (DO) Method (5-Day Incubation) |
| Measurement Range | 2–6000 mg/L |
| Detection Limit | 0.1 mg/L |
| Accuracy | ±5% |
| Single-Sample Measurement Time | <60 s |
| Reproducibility | ±0.1 mg/L (per 54-bottle batch) |
| DO Electrode Range | 0–20.00 mg/L |
| DO Resolution | 0.01 mg/L |
| DO Response Time | ≤30 s (90% at 25 °C) |
| Temperature Compensation | Automatic (0–45 °C) |
| Salinity Compensation | Automatic (0–45 ppt) |
| Barometric Pressure Compensation | Automatic (80–105 kPa) |
| Sample Capacity | 54 positions per tray, modular multi-tray support |
| Power Supply | AC 220 V, 50 Hz, 350 W |
| Dimensions | 1500 × 650 × 650 mm |
| Operating Environment | 5–45 °C, non-corrosive atmosphere |
| Brand | Sipo Environment |
|---|---|
| Origin | Tianjin, China |
| Model | BODAuto™1000 |
| Instrument Type | Laboratory BOD Analyzer |
| Principle | Dissolved Oxygen (DO) Depletion Method (Standard 5-day Incubation) |
| Measurement Range | 2–6000 mg/L |
| Detection Limit | < 0.5 mg/L |
| Accuracy | ±0.1 mg/L (for 0–20 mg/L range) |
| Single-Sample Measurement Time | < 30 s (at 25°C, 90% response) |
| Repeatability | < 0.1 mg/L |
| Sample Capacity | 18 positions |
| DO Electrode | Imported German electrochemical sensor (0–20.00 mg/L, 0–200.0 % saturation |
| resolution | 0.01 mg/L / 0.1 %) |
| Temperature Compensation | 0–45 °C |
| Salinity Compensation | 0–45 ppt |
| Barometric Pressure Compensation | 80–105 kPa |
| Peristaltic Pump Flow Rate | 1.2 L/min |
| Incubation Vessel | 300 mL borosilicate glass bottle with water-seal PVC cap |
| Positioning Accuracy | < 0.1 mm (Hall-effect servo feedback) |
| Motor System | MOONS (Japan) stepper-servo motors |
| Power Supply | AC 220 V, 50 Hz |
| Power Consumption | 350 W |
| Dimensions (W×D×H) | 1000 × 420 × 500 mm |
| Weight | Approx. 48 kg |
| Brand | Sipo Environment |
|---|---|
| Origin | Tianjin, China |
| Model | BODAuto™2200 |
| BOD₅ Measurement Range | 2–6000 mg/L |
| Detection Limit | < 0.5 mg/L |
| Accuracy | ±0.1 mg/L (0–20 mg/L) |
| Single-Sample Measurement Time | < 30 s (at 25 °C, 90% response) |
| Repeatability | < 0.1 mg/L |
| DO Electrode Range | 0–20.00 mg/L (ppm) / 0–200.0 % saturation |
| DO Resolution | 0.01 mg/L / 0.1 % |
| Response Time (DO) | ≤30 s (25 °C, 90% response) |
| Temperature Compensation | 0–45 °C |
| Salinity Compensation | 0–45 ppt |
| Barometric Pressure Compensation | 80–105 kPa |
| Peristaltic Pump Flow Rate | 1.2 L/min |
| Syringe Pump Volume Range | 0–100 mL |
| Syringe Pump Accuracy | ±0.3 % |
| Sample Vial Capacity | 300 mL |
| Sample Tray Configuration | 3 × 6 positions (18 per tray), total 54 positions |
| Positioning Accuracy | < 0.1 mm (Hall-effect sensor-based servo control) |
| Power Supply | AC 220 V, 50 Hz |
| Host Power Consumption | 350 W |
| Dimensions (W×D×H) | 1500 × 650 × 650 mm |
| Brand | Sipo Environment |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | SPN-BOD-220A |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Microbial Electrode Method |
| Measurement Range | 2–4000 mg/L |
| Detection Limit | 0.5 mg/L |
| Accuracy | ±1 mg/L |
| Single-Sample Analysis Time | 8 min |
| Repeatability | ≤3% |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Operating Temperature | 10–35 °C |
| Humidity Range | 30–85% RH (non-condensing) |
| Dimensions (W×D×H) | 420 × 380 × 260 mm |
| Weight | 12.5 kg |
| Brand | TIANER |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | TE-2000 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Flow-through Microbial Electrode Method |
| Measurement Range | 2–4000 mg/L |
| Detection Limit | 2 mg/L |
| Accuracy | ≤5% |
| Single-sample Measurement Time | 8 min |
| Repeatability | 3% |
| Sample Volume | 50 mL |
| Operating Ambient Temperature | 5–40 °C |
| Data Storage Capacity | 1,000,000 records |
| Display | 8-inch Color TFT Touchscreen |
| Communication Interfaces | USB, RS-232 |
| Power Supply | AC 220 V, 50 Hz |
| Dimensions (L×W×H) | 530 × 360 × 200 mm |
| Microbial Membrane Shelf Life | ≥30 days post-activation (1-year unopened warranty) |
| Oxygen Supply | Liquid-permeation-resistant automatic oxygenation design |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | inoLab Oxi 7310 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Electrochemical Dissolved Oxygen (DO) Method with StirrOx-G Self-Stirring Sensor |
| Measurement Range | DO: 0.00–20.00 mg/L (resolution: 0.01/0.1 mg/L) |
| Saturation | 0–200.0 % (0.01/0.1 %) |
| Partial Pressure of O₂ | 0–200.0 mbar (0.01/0.1 mbar) |
| Accuracy | ±0.5% of reading for DO, saturation, and pO₂ |
| Data Storage | 5,000 automatic / 500 manual entries |
| Interface | Mini-USB |
| Display | Backlit LCD with graphical capability |
| Power Supply | 4 × 1.5 V alkaline batteries, USB power, or universal AC adapter |
| Battery Life | up to 800 h (no backlight), 100 h (continuous backlight) |
| Compliance | GLP/AQA-compliant data logging with audit trail support |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | OxiTop-i IS6 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Pressure Difference Method (Mercury-Free Pressure Sensor) |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | ≤1 mg/L |
| Accuracy | ±10% (relative to certified reference standards) |
| Measurement Duration | 2–28 days (user-definable incubation period) |
| Incubation Temperature | 20 °C default, adjustable from 15–30 °C |
| Repeatability | ≤5% RSD |
| Channel Capacity | 6 independent measurement channels per unit |
| Compliance | CE, EMC Directive 2014/30/EU |
| Power Supply | Included |