Escherichia Coli Detector
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| Brand | AOE |
|---|---|
| Model | OD600 |
| Instrument Type | Benchtop Microbial Turbidimeter |
| Detection Wavelength | 600 nm ± 1 nm |
| Bandwidth | 10 nm |
| Absorbance Range | −0.3 to 3.0 Abs |
| Absorbance Accuracy | ±0.005 Abs (0–0.5 Abs), ±0.01 Abs (0.5–1.0 Abs) |
| Absorbance Repeatability | ≤0.002 Abs |
| Light Source | High-Stability Solid-State LED (20,000 h lifetime) |
| Detector | Silicon Photodiode |
| Sample Volume | 200–3000 µL |
| Display | 8-inch HD Color TFT LCD (1024 × 600) |
| Data Storage | 128 MB internal memory |
| Data Export | USB flash drive & microSD card support |
| Built-in Thermal Printer | Yes (auto/batch print) |
| Power Supply | AC 100–240 V, 50/60 Hz or DC 12 V / 3 A |
| Dimensions (W × D × H) | 290 × 260 × 100 mm |
| Weight | 2.15 kg |
| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Product Category | Domestic |
| Model | HM-FKJ |
| Instrument Type | Benchtop |
| Sample Types | Drinking water, raw water, bottled water, reclaimed water, secondary supply water, distribution system water, wastewater, food processing water, livestock water, medical water |
| Detection Range | 1–2419.6 MPN/100 mL |
| Detection Speed | 24-hour incubation |
| Detection Accuracy | High reproducibility per ISO 9308-1 and EPA 1604 equivalents |
| Weight | 14.2 kg |
| Dimensions (L×W×H) | 42 × 41 × 33 cm |
| Preheating Time | ≤3 min |
| Noise Level | <48 dB(A) |
| External Housing Temperature | <40 °C |
| Sealing Time | ≤12 s per 51-well or 97-well Quanti-Tray®-compatible plate |
| Operating Voltage | AC 220 V ±10%, 50 Hz |
| Ambient Operating Temperature | −10 °C to 50 °C |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | CHQC-20 |
| Price Range | USD 7,000 – 14,000 (FOB) |
| Detection Range | Adjustable |
| Detection Time | 24 h |
| Throughput | Configurable |
| Sampling Frequency | Configurable |
| Brand | IDEXX |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | WQT2K |
| Detection Principle | Culture-Based Enzyme Substrate Method (DST) |
| Sample Types | Total Coliforms, Escherichia coli, Fecal Coliforms, Enterococci, Pseudomonas aeruginosa, Heterotrophic Plate Count (HPC) |
| Applicable Matrices | Drinking water, non-potable water, surface water, groundwater, medical wastewater, sewage, source water |
| Detection Time | 18–24 h |
| Quantification Range | 1–2,419 MPN/100 mL |
| Compliance | GB 5750.12–2006, ISO 9308-2:2012, US EPA Approved Method |
| Compatible Instrument | IDEXX Quanti-Tray Sealer (Model 2009D) |
| Packaging | Sterile, single-use, batch-certified with lot number and expiry date |
| Brand | IDEXX |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | WQT2KC |
| Price Range | USD 7–145 |
| Sample Types | Total Coliforms, Fecal Coliforms, Escherichia coli |
| Detection Volume | 100 mL |
| Incubation Time | 24 h |
| Regulatory Compliance | HJ 1001–2018, GB/T 5750.12–2023, US EPA Method 1603, Standard Methods 9223B, ISO 9308-2:2012 |
| Storage | Dark, light-protected, 12-month shelf life at ≤25 °C |
| Brand | TIANER |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Type | Benchtop Instrument |
| Detection Principle | Enzyme-Substrate Method (Most Probable Number, MPN) |
| Sample Type | Liquid Water Samples |
| Detection Range | 0–2419 MPN/100 mL |
| Detection Speed | ≤24 hours |
| Throughput | 51 samples per run |
| Accuracy | ≤5% deviation |
| Compliance | GB/T 5750.12–2006, NY/T 1665–2008, HJ 1001–2018 |